Cynthia earns $680 in commissions and is paid $10.25 per hour. Javier
earns $410 in commissions and is paid $12.50 per
hour. What will you find if you solve for x in the
equation 10.25x + 680 = 12.5x + 410?
Do You Know How?
4. Maria and Liam work in a banquet hall. Maria
earns a 20% commission on her food sales.
Liam earns a weekly salary of $625 plus a 10%
commission on his food sales. What amount of
food sales will result in Maria and Liam earning
the same amount for the week?
5. Selma’s class is making care packages to give to
victims of a natural disaster. Selma packs one box
in 5 minutes and has already packed 12 boxes.
Her friend Trudy packs one box in 7 minutes and
has already packed 18 boxes. How many more
minutes does each need to work in order to have
packed the same number of boxes?
6. Solve the equation -2
5x + 3 = 2
3x + 1
3.
7. Solve the equation -2.6b + 4 = 0.9b - 17.
MP.2
MP