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OpenStudy (anonymous):
Solve the system of equations by substitution. What is the solution for x? 2x + y = 1 4x + 2y = -2
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OpenStudy (texaschic101):
2x + y = 1 -- subtract 2x from both sides y = -2x + 1 now sub -2x + 1 in for y in the other equation to find x. Give it a try.
OpenStudy (texaschic101):
let me start you off... 4x + 2(-2x + 1) = -2
OpenStudy (anonymous):
-8x + 3= -2?
OpenStudy (anonymous):
@texaschic101
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