Lily Quinn makes $12.50 and hour. She works four hours on Monday, six hours on Tuesday, nine hours on Wednesday, three hours on
Thursday, and seven hours on Friday. What is her gross pay? A. $420.50 B. $325.50 C. $362.50 D. $462.50
1 answer:
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Answer:
Step-by-step explanation:
see the attached figure , to better understand the problem
we have
where
A(b) ---> is the trapezoid's area
b ---> is the other base value
Solve the equation for b
That means ----> isolate the variable b
Divide 12 by 2 right side
Divide by 6 both sides
subtract 9 both sides
Rewrite
Convert to function notation
