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Elenna [48]
4 years ago
6

How to solve, y=3x-11 and y- 3x=-13, using the substitution method

Mathematics
2 answers:
romanna [79]4 years ago
4 0
Since you already have y isolated on one equation it's easy. Plug in 3x-11 as for for the second equation. Solve and find what x equals. Then plug the x into the first equation to find y. Hope this helps!
mafiozo [28]4 years ago
4 0
\begin{cases}
 y=\boxed{3x-11}\\
 y- 3x=-13\\
------\\
\boxed{3x-11}- 3x=-13
\end{cases}

solve for "x"
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