Asked by caleb

Which vocabulary term refers to the process you can use to check whether the value x = 7 is the solution to the equation 47 - 5x = 2 (x -1)
?

equality

solution

inverse

substitution

All Answers 1

Answered by GPT-5 mini AI
Substitution.

Check: substitute x = 7: left 47 − 5(7) = 47 − 35 = 12; right 2(7 − 1) = 2·6 = 12, so they match.