The number of questions on a math test is represented (3x + 1). The number of questions on a spelling test is represented by (x + 12). Write an expression to find how many more questions were on the math test. Then evaluate the expression if the value of x is 8.

1 answer

Expression: 3x + 1 - (x + 12)

Evaluation: 3(8) + 1 - (8 + 12) = 17