A young boy is growing at a rate of 3.5 cm per month. He is currently 90 cm tall. At that rate, in how many months will the boy grow to a height of 132 cm?

Question

Mathematics

Mulligan

30 August, 01:20

A young boy is growing at a rate of 3.5 cm per month. He is currently 90 cm tall. At that rate, in how many months will the boy grow to a height of 132 cm?

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Answers (2)

Know the Answer?

Kolton Macias · Answer 1

Kolton Macias 30 August, 03:34

0

3.5x+90=132

-90 - 90

3.5x=42

x=12

Donavan Wallace · Answer 2

Heightnow+heightgrown=132

heightgrown=3.5 times months (m)

heightnow=90

90+3.5m=132

minus 90 both sides

3.5m=42

divide both sides by 3.5

m=12

12 months