selahdlc
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Mary is three times as old as her son. In 12 years Mary will be twice as old as her son. How old is each of them now? ANSWER QUICKLY PLEASE I WILL MARK BRAINLYIST

Respuesta :

Mary is 36 and her son is 12

m=3s

m+12=2s+24

12= -s+24

s=12

Mary=3x
son=x
3x+12=2x
3x-2x= -12
x= -12
x=12
Mary=3•12=36
son=12

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