Question

Sarah earns $30 per day plus $5 for every sale that she makes at her job on Thursday she wants to earn more than $60 how many sales must she make

Answer 1

Data:

Sierra earns: $30 per day

Plus $5 for every sale she makes.

If you take x as the number of sales she makes you get the next equation for the eanrnings of one day (y):

$y=5x+30$

As in thursday she wants to earn more than $60: y greather than 60:

$\begin{gathered} y>60 \\ \\ 5x+30>60 \end{gathered}$