Question

solve the equation for r.
r - 0.5 = 8.5
r = \square (type a decimal.)

Explanation:

Step1: Isolate r by adding 0.5

$r - 0.5 + 0.5 = 8.5 + 0.5$

Step2: Simplify both sides

$r = 9.0$

Answer:

$9.0$