80.75 / 8.50 = 9.5
Sean worked 9 and a half hours.
A) 42x-12
6*7=42. 6*2=12
b) 21y
11+4+6=21
Answer:
(x - 4) to the second power
Step-by-step explanation:
Answer:
9:5
Step-by-step explanation:
I think it's 9:5 sorry if I'm wrong.
4x + -7 =5x
5x - 4x = - 7
x = - 7
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