[Solved] Solve by using the substitution method 3x-4y=9 , 7x-2y=-69
Question: Solve by using the substitution method
\[\begin{aligned} & 3x-4y=9 \\ & 7x-2y=-69 \\ \end{aligned}\]
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![[Step-by-Step] Solve by using the substitution method](/images/solutions/MC-solution-library-59926.jpg "[Step-by-Step] Solve by using the substitution method 4x+3y=-40")
[Step-by-Step] Solve by using the substitution method 4x+3y=-40
(Steps Shown) Solve by using the substitution method 3x+5y=22 , 4x-7y=-39
(Step-by-Step) The income from a student production was $10,000
(See Solution) Use the elimination by addition method to solve the
(Solution Library) Use the elimination by addition method to solve
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