Answer:
a-50 b-300
Step-by-step explanation:
Answer:
150 miles
Step-by-step explanation:
let m represent miles
$70 + .70m = $40 + .90m
subtract 40 from each side
$30 + .70m = .90m
subtract .70m from each side
$30 = .20m
divide both sides by .20
150 = m
Answer:
He did 9 times 10 instead of 9 times 100.
Answer: B or C
Step-by-step explanation:
if u can compare the triangles u u can use ur math and get the answer