Answer and explanation

Correct answer: B. 2

  1. Step 1: Rewrite 32 as a power of 2: .
  2. Step 2: Equate exponents: .
  3. Step 3: Solve for : .
Answer
2.
Why not the others: '1' equates ; '1.5' forgets to add 1 before dividing by 3; '3' equates .

Practise more Algebra, Linear Systems and Functions.

Free questions with an explanation for every one, and full timed Egyptian Scholastic Test (EST) mock tests.

If 2 3x - 1 = 32, what is… | Egyptian Scholastic Test (EST)