Answer:
x = 17
Explanation:
Given equation:
(6x + 3) + 75 = 180
Subtract 75 from both sides:
⇒ (6x + 3) + 75 - 75 = 180 - 75
⇒ 6x + 3 = 105
Subtract 3 from both sides:
⇒ 6x + 3 - 3 = 105 - 3
⇒ 6x = 102
Divide both sides by 6:
⇒ 6x ÷ 6 = 102 ÷ 6
⇒ x = 17