Jonathan worked at mcdonalds 20 hours per week and earned $195. use the equation 20h=195 to find jonathan's hourly wage.

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

A. 10.8 cm^2 b. 5.4 cm^2 c. 7.4 cm^2 d. 21.6 cm^2