The sum of Savvis age twice Thomases age is 12 the difference of Sally's age and Thomases age is right and solve a system of equations to find their ages interceptor solution

Question

Mathematics

Kaylee Velazquez

18 February, 01:12

The sum of Savvis age twice Thomases age is 12 the difference of Sally's age and Thomases age is right and solve a system of equations to find their ages interceptor solution

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Answers (1)

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Brent Hardin · Answer 1

S=sally

tomas=t

s+2t=12

s-t=3

add t to both sides

s=3+t

subtitute 3+t for s in first equation

3+t+2t=12

3+3t=12

subtract 3

3t=9

divide by 3

t=3

tomas=3

subsitute

s=t+3

s=3+3

s=6

sally=6

tomas=3