Answer:
He will earn $140, my bad miss calculated...
Step-by-step explanation:
Its 140....
Answer:
48 dollars
Step-by-step explanation:
100%-20%=80%
80%=.8
.8*60=48
Answer with Step-by-step explanation:
We are given that
LHS

To prove that


We know that

Using the formula


By using


LHS=RHS
Hence, proved.
Answer: 25
<u>Step-by-step explanation:</u>
7(x - y) - 3(2 + 2x)
= 7x - 7y - 6 - 6x
= x - 7y - 6
for x = 3, y = -4
3 - 7(-4) - 6
= 3 + 28 - 6
= 31 - 6
= 25