n-y =3 and 2n+3y =36
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Step-by-step explanation:
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Step-by-step explanation:
n-y = 3 .....(1)
2n+3y=36 ....(2)
SUBTRACT(1) FROM (2)
2n+3y-n+y=33
n=33-4y .....(3)
SUBSTITUTING THE VALUE OF n IN (1)
33-4y-y=3
5y=30
y=6
SUBSTITUTING THE VALUE OF y IN (3)
n=33-24
n=9
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