Task instructions
Solve efficiently and select the best answer. Show your working in the practice workspace.
If 3x + 5 = 26, what is x?
A. 7
B. 5
C. 6
D. 8
Practice workspace
Write notes or your response
02:00
Reveal answer key / expected response
A — 7
Suggested approach
Translate the statement into mathematical form; compute; check units and reasonableness.
Official-style scoring criteria
Correct result and sound quantitative reasoning.