Posted by
**Robin** on
.

Solve systems by substitution

5x - 2y = -5

y - 5x = 3

Substitute 5x + 3 for y in the first equation, and solve it for x.

Once you have x, use either of the two equations you wrote to solve for y.

Monday

March 27, 2017
Posted by
**Robin** on
.

Solve systems by substitution

5x - 2y = -5

y - 5x = 3

Substitute 5x + 3 for y in the first equation, and solve it for x.

Once you have x, use either of the two equations you wrote to solve for y.

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