Answer:
363-138=-5x
Step-by-step explanation:
Let c = cost
We know that the total cost is $363:
363-??????
We also know that he spent $138 on parts:
363-138?????
And we are solving for the cost of labor per hour:
363-138=5x
We can use this equation to find the total cost of labor per hour.
Hence, your equation will be 363-138=5x
I don't think it can be reduced anymore.

We have the vertex (-4, -1), therefore we have:

Answer:
X is 30
Step-by-step explanation:
X is 30
23 plus 8 times 2