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Maggie's brother is 4 years younger than four times her age. The sum of their ages is 71.
How old is Maggie?
Maggie is
years old.

Respuesta :

Answer:

Heya there!

Here's the answer to your question.

Maggies age = M

Brothers age = B

From the problem develop 2 equations:

B = 2M - 4            Equation 1

M + B = 11             Equation 2

Solve Eq. 2 for B to get: B = 11 - M then substitute into Eq. 1.

 11 - M = 2M - 4

-3M = -15

M = 5  Maggie is 5 years old!

Step-by-step explanation:

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