Question

Solve.
2(z - 10) = -4

Answer 1

z=8

Explanation:

Step 1: Simplify both sides of the equation.

2(z−10)=−4

(2)(z)+(2)(−10)=−4(Distribute)

2z+−20=−4

2z−20=−4

Step 2: Add 20 to both sides.

2z−20+20=−4+20

2z=16

Step 3: Divide both sides by 2.

2z2=162

z=8