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Solve the system of equations by substitution y= 3x - 10 3x + 2y = 16

Solve the system of equations by substitution y= 3x - 10 3x + 2y = 16
asked 20.8k views
3 votes
Solve the system of equations by substitution
y= 3x - 10
3x + 2y = 16

asked
User Jiong
by
9.0k points

1 Answer

7 votes
y= 3x - 10
3x + 2y = 16

3x+2(3x-10)=16
3x+6x-20=16
9x-20=16
9x=36
x=4

y=3x-10
y=3(4)-10
y=12-10
y=2
answered
User Ameer Moaaviah
by
9.5k points
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