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Oksanka [162]
4 years ago
14

How do I do solving systems of equations by substitution?

Mathematics
1 answer:
alexdok [17]4 years ago
5 0

Step 1:Solve one of the equations for either x = or y = .

Step 2:Substitute the solution from step 1 into the other equation.

Step 3:Solve this new equation.

Step 4:Solve for the second variable.

I hope this helps!

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<h2>Answer:</h2><h2>n=-5</h2>

n

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n-4+{\color{#c92786}{4}}=3n+6+{\color{#c92786}{4}}

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