(a) The cost of 1 apple is a cent.The cost of 1 pear is p cents. The total cost of 7 apples and 9 pears is 354 cents. (i) Write down an equation in terms of a and p. (ii) The cost of 1 pear is 2 cents more than the cost of 1 apple. Find the value of a and the value of p

Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter2: Solving Linear Equations And Inequalities
Section2.3: Solve Equations With Variables And Constants On Both Sides
Problem 230E: When solving an equation with variables on both sides, why is it usually better to choose the side...
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(a) The cost of 1 apple is a cent.The cost of 1 pear is p cents.
The total cost of 7 apples and 9 pears is 354 cents.

(i) Write down an equation in terms of a and p.

(ii) The cost of 1 pear is 2 cents more than the cost of 1 apple.
Find the value of a and the value of p

 

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