Solve: 5x − 3 = 12
Ax = 2
Bx = 3CORRECT
Cx = 4
Dx = 5
NCEMathematics
AI
Toaster Teacher
Why the answer is B, and why the others tempt you.
5x = 15 → x = 3.
Want this in Pidgin, Yoruba, Igbo or Hausa? Sign up free →
Practice more Mathematics questions
NCE Mathematics has thousands more questions like this — with Worked answers on every one.