Question

Liz earns a salary of $2,100 per month plus a comission of 5 percent of her sales. She wants to earn at least $2,400 this month. Write an inequality to find amounts of sales that will reach her goal.

Answer 1

$x-amount\ of\ sales\\\\2100+0.05x=2400\ \ \ \ |subtract\ 2100\\\\0.05x=2400-2100\\\\0.05x=300\ \ \ \ |\cdot20\\\\\boxed{x=6000}$

Answer 2

.05x + 2,100 >,= 2,400