SOLUTION: Willis bought a shirt and necktie for $85. The shirt cost $15 more than the tie. Find the cost of each.
x+x=$85
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Question 179659This question is from textbook Intermediate Algebra
: Willis bought a shirt and necktie for $85. The shirt cost $15 more than the tie. Find the cost of each.
x+x=$85
This question is from textbook Intermediate Algebra
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
let x be the cost of the shirt and y be the cost of the tie
:
x=y+15........eq 1
x+y=85........eq 2
:
take x's value from eq 1 and plug it into eq 2
:
(y+15)+y=85
:
2y=70
:
$cost of tie
:
$cost of shirt
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