SOLUTION: I need help solving a substitution problom -3x+y=-3 2x-5y=-11
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Question 172444
:
I need help solving a substitution problom
-3x+y=-3
2x-5y=-11
Answer by
checkley77(12844)
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-3x+y=-3 or y=3x-3
2x-5y=-11
2x-5(3x-3)=-11
2x-15x+15=-11
-13x=-11-15
-13x=-26
x=-26/-13
x=2 ans.
y=3*2-3
y=6-3
y=3 ans.