Paul buys 5 books priced at $10 and 3 priced at $15. He also has a coupon for $7 off his purchase. Write an expression with pare
ntheses to show the total cost, after using the coupon, and then simplify it to show hos much he spent.
1 answer:
Answer:
(10x5+15x3)-7
Step-by-step explanation:
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She would have to get 78.75 dollars every week to get the camera.
Answer:
Step-by-step explanation:
=x^2-x+3+3x^2-3x+2
=5x^2-4x+5
Answer:
c) 72
Step-by-step explanation:
multiply 18 by 4
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