Answer:
x/2 - 1 = 19
Step-by-step explanation:
Step 1: Simplify both sides of the equation.
x/2 − 1 = 19
1/2x + −1 = 19
1/2x − 1 = 19
Step 2: Add 1 to both sides.
1/2x (+ 1)− 1 = 19 (+ 1)
1/2x = 20
Step 3: Multiply both sides by 2.
(2 ×) (1/2x) = 20 (× 2)
x=40
