Maggie's brother is 14 years younger than four times her age. The sum of their ages is 61. How old is Maggie?

Maggies brother is 4 years younger than twice her age. The sum of their age is 11. How old is Maggie

Maggie's brother,is 4 years younger than twice her age. The sum of their age is 11. How old is Maggie

Follow2

Add comment

More

1 Expert Answer

By:

Best

Carl M. answered • 01/05/17

TUTOR 5.0 (303)

Pre-Algebra, Algebra 1, Algebra 2 and Geometry Tutoring

ABOUT THIS TUTOR ›

Let:

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!

the first question mark is 6 and the second question mark is 26 (the square root)

step-by-step explanation:

a; x = 0.5

step-by-step explanation:

-10x = -5

x = 0.5