Answer:
100
Step-by-step explanation:
9-4+3=8
5*8=40
40/2=20
20*5=100
Sarah had gotten $75 from every lawn she mowed. she mowed x lawns. after multiplying 75 by x, she realized she owed her mother $20.
488 cm squared is the total area
21
Step-by-step explanation:
because
7b
=7 × b
=7 × 3(b=3)
=21
Change each number to an improper fraction.
Put in lowest terms if possible.
Multiply the numerators and then the denominators.
Put answer in lowest terms.
