Question

solve for z.
$\frac{z}{2}+ - 2.9=-0.9$
$z =$

Explanation:

Step1: Isolate the term with z

Add 2.9 to both sides of the equation.
$\frac{z}{2}+(- 2.9)+2.9=-0.9 + 2.9$
$\frac{z}{2}=2$

Step2: Solve for z

Multiply both sides by 2.
$\frac{z}{2}\times2=2\times2$
$z = 4$

Answer:

4