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Maths substitution y=2x-10 Y=-4x+8

Maths substitution y=2x-10 Y=-4x+8
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3 votes
Maths substitution y=2x-10
Y=-4x+8

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User Pashec
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8.6k points

2 Answers

4 votes
Solve for the first variable  in one of the equations , then substitute the result into the other equation...      (3,-4)?
answered
User Alexandertr
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8.4k points
3 votes
y=2x-10
2x-10=-4x+8
6x=18
x=3
y=2*3-10=-4
answered
User Bolov
by
8.0k points
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