Must include an explanation !!

solve for x

x=5

Step-by-step explanation:

Volume of a rectangular prism=b x l x h

Set up you equation

120=(4 x 12 x )

Multiply inside the parentheses

120=(48x)

Multiply by

120=24x

Divide by 24 on both sides

5=x

Check you answer

Volume of a rectangular prism=b x l x h

Set up your equation

(12 x 5 x 4)

Multiply inside the parentheses

(240)

Multiply by

V=120yd³

b.-4 units

all you   do is count how many times you move