2 years ago

Heather spent a total of 70 minutes working out at the gym.

Mathematics

1 answer:

Jobisdone [24]2 years ago

6 0

Answer:

choice 4

Step-by-step explanation:

t = treadmill time

w = wt lift time

70 is total time

so t+w = 70

next t is 20 more than w

t = w+20

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