2x-10 = 20 then x-5 = ? A) 5 B) 10 C) 15 D) 20 Solution 2x-10=20 Divided by 2 ⇒x-5=10 Related MCQs: HTML is the basic language used to create? Which of the following functions as the central bank of Pakistan? On 2 November 2011, an organization was established to discuss peace and stability in Afghanistan, called? When did Pakistan become an Islamic Republic?