Question

solve each equation. 17) -2r = 40 what is the value of r? r = 20 r = -40 r = 2 r = -20

Explanation:

Step1: Isolate the variable r

Divide both sides of -2r = 40 by -2.
$$\frac{-2r}{-2}=\frac{40}{-2}$$

Step2: Simplify both sides

r = - 20

Answer:

r = -20