Solve the equation 7x + 13 = 48.
Answer and explanation
Correct answer: C. 5
- Step 1: Subtract 13: 7x = 35. Step 2. Divide by 7: x = 5. Answer: 5. Why not the others: 9: the constant was added instead of subtracted. 7: the constant term was ignored. 28: the terms were subtracted without dividing.
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