First Lessons in Algebra: Being an Easy Introduction to that Science ; Designated for the Use of Academies and Common Schools |
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Page 13
... bought a peach and a melon for 12 cents , and the melon cost three times as much as the peach . What was the price of each ? Let the letter x represent the number of cents the boy gave for the peach ; then , as he gave one a for the ...
... bought a peach and a melon for 12 cents , and the melon cost three times as much as the peach . What was the price of each ? Let the letter x represent the number of cents the boy gave for the peach ; then , as he gave one a for the ...
Page 21
... him 5 How many has he then ? more . Here , as 5 must be added to 12 to obtain the an- swer , it is a positive quantity . 12 + 5 . 3. A man bought a watch for 25 dollars , and sold it again for 30 dollars . How much did he INTRODUCTION . 21.
... him 5 How many has he then ? more . Here , as 5 must be added to 12 to obtain the an- swer , it is a positive quantity . 12 + 5 . 3. A man bought a watch for 25 dollars , and sold it again for 30 dollars . How much did he INTRODUCTION . 21.
Page 116
... bought 2 oranges , 3 pears and 4 apples , for 22 cents . He gave as much for a pear as for 2 apples ; and twice as much for an orange , as for a pear and an apple . What was the price of each ? * 11 . The age of A is double that of B ...
... bought 2 oranges , 3 pears and 4 apples , for 22 cents . He gave as much for a pear as for 2 apples ; and twice as much for an orange , as for a pear and an apple . What was the price of each ? * 11 . The age of A is double that of B ...
Page 118
... bought a horse , a chaise and a house , for $ 800 . Now , he paid 4 times as much for the chaise as for the horse , and 5 times as much for the house as for the chaise . What was the price of each ? * 25. Two men , A and B , travel the ...
... bought a horse , a chaise and a house , for $ 800 . Now , he paid 4 times as much for the chaise as for the horse , and 5 times as much for the house as for the chaise . What was the price of each ? * 25. Two men , A and B , travel the ...
Page 119
... bought 3 kinds of wine , of each an equal quantity . For the first kind he paid 7s . , for the second 8s . , and for the third 10s . , a gallon ; and the price of the whole was $ 50 . How many gallons did he buy ? # * 29 . A farmer ...
... bought 3 kinds of wine , of each an equal quantity . For the first kind he paid 7s . , for the second 8s . , and for the third 10s . , a gallon ; and the price of the whole was $ 50 . How many gallons did he buy ? # * 29 . A farmer ...
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Common terms and phrases
a b x A's share a² b² a³ b² acres added Algebra answer apples asked the age binomial Binomial Theorem bought bushels cents chaise coefficient common denominator completing the square compound quantities contain cost cube root difference digits Divide 12 dividend divisor dollars equal equation exponent expressed Extract the square farmer fourth power frac gain gallons gentleman give given quantity horse improper fraction less Let x A's letter merator miles an hour mixed Multiply negative quantity obtain oranges positive quantity quan question quotient receive Reduce remainder Required the square rods second power second term SECTION seventh power shillings Simple Quantities sold square root subtracted third power tion tity transposition twice unknown quantity whole worth x y z yards
Popular passages
Page 246 - Several gentlemen made an excursion, each taking the same sum of money. Each had as many servants attending him as there were gentlemen ; the number of dollars which each had was double the number of all the servants, and the whole sum of money taken out was 3456 dollars.
Page 122 - A man driving his geese to market, was met by another, who said, good morrow, master, with your hundred geese ; says he, I have not a hundred ; but if I had half as many more as I now have, and two geese and a half, I should have a hundred ; how many had he ? /C s"~
Page 141 - A man and his wife usually drank out a cask of beer in 12 days ; but when the man was from home, it lasted the woman 30 days : how many days would the man alone be in drinking it ? Ans.
Page 251 - The fore-wheel of a carriage makes 6 revolutions more than the hind- wheel in going 120 yards; but if the circumference of each wheel be increased one yard, it will make only 4 revolutions more than the hind-wheel in the same distance.
Page 68 - Divide the first term of the dividend by the first term of the divisor, giving the first term of the quotient. Multiply the whole divisor by this term, and subtract the product from the dividend, arranging the remainder in the same order of powers as the dividend and divisor.
Page 237 - A square court yard has a rectangular gravel walk round it. The side of the court wants 2 yards of being 6 times the breadth of the gravel walk ; and the number of square yards in the walk exceeds the number of yards in the periphery of the court by 164. Required the area of the court ? All equations of the second degree may be reduced to one of the following forms.
Page 138 - A gentleman invested -J of his property in a canal. When he sold out, he lost f of the sum invested, receiving only $1,446. What was the value of his property when he began ? Ans., $11,568. 29. A gentleman leaves $315 to be divided among four servants in the following manner : B is to receive as much as A, and |- as much more; C is to receive as much as A and B, and ^ as much more ; D is to receive as much as the other three, and £ as much more. What is the share of each ? price of the chaise, the...
Page 131 - There is a fish whose head weighs 9 lb. his tail weighs as much as his head and half his body, and his body weighs as much as his head and tail both.
Page 166 - If A and B together can perform a piece of work in 8 days, A and C together in 9 days, and B and C in 10 days : how many days would it take each person to perform the same work alone ? Ans.
Page 125 - The distance from A to D is 34 miles. The distance from A to B is to the distance .from C to D as 2 to 3. And ± of the distance from A to B, added to half the distance from C to D, is three times the distance from B to C. What are the respective distances ? Ans.