Answer:
C. 2 hours
Step-by-step explanation:
50h= 190-45h
50h + 45h = 190
95h = 190.
190÷95= 2h
y = − 3 in this problem.
she must save 370 dollars
128.7
81.90 ÷ 7 = 11.7
11.7 x 11 = 128.7