Answer:
Step-by-step explanation:
x + 14 = 20
4 = x²
x/4 = 50
x - 7 = 1
Answer:
The minimum amount of rubber needed is 1,134 square inches
Step-by-step explanation:
we know that
The surface area of a sphere (basketball ) is given by the formula

we have
----> the radius is half the diameter

substitute

Multiply by 4 (because are four basketballs)

therefore
The minimum amount of rubber needed is 1,134 square inches
50 + 3x = 7x + 12
This is because of the exterior angle theorem.
Answer:
8y+3z
Step-by-step explanation:
We cannot add anything together because these are not like terms
8y is apples and 3z is bananas
The are not the same