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Solve the system of equations using substitution: 7y+2x=16 5y-9=x

Solve the system of equations using substitution: 7y+2x=16 5y-9=x
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1 vote
Solve the system of equations using substitution:

7y+2x=16
5y-9=x

User Bullfight
by
9.2k points

1 Answer

3 votes
7y+2(5y-9)=16
7y+10y-18=16
17y=34
y=2

5(2)-9=x
10-9=x
x=1
User Terrence M
by
8.3k points
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