SAT MATH · Linear Equations · Foundations

Linear Equations: A gym charges a math dollar signup fee plus math dollars per visit. Which expression gives the cost of math visits?

Isolate variables, slope-intercept, word models.

Try the problem

A gym charges a

15

dollar signup fee plus

9

dollars per visit. Which expression gives the cost of

v

visits?

$ax=b \Rightarrow x=b/a$.

Fixed fee plus per-visit cost.

15+9v