Answer:
449.60 or yellow
Step-by-step explanation:
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Answer:
Avery's mistake was adding the fractions together, she should've multiplied them together to get 3/8 square yards.
Answer:
x=7
y=9
Step-by-step explanation:
x+7y=70 ...(1)
3x-6y=-33
divide by 3
x-2y=-11 ...(2)
(1)-(2) gives
x+7y-x+2y=70+11
9y=81
y=9
x-2*9=-11
or x=-11+18=7
