4. I think 4 is 128
16x16=256 and divide that by 2 and its 128
56 / 8 = 7
7 * 10 = 70
She would have earned $70
Answer:
We have been given the equation:

And x=10
Substitute the given x in the given equation we get:


On simplification we get:

Required solution is: x= 10 and y=-20
The solution to the system of equation is those points that satisfy the given system of equations.
Answer:
5
Step-by-step explanation:
its 5
The surface area in this equation is 5x4 which is 20