# Solve by Substitution x-y+5z=13 , y-2z=-7 , y+8z=33 , ,
Add to both sides of the equation.
Replace all occurrences of with in each equation.
Replace all occurrences of in with .
Replace all occurrences of in with .
Simplify each equation.
Simplify .
Simplify each term.
Apply the distributive property.
Multiply by .
Multiply by .
Solve for in the third equation.
Move all terms not containing to the right side of the equation.
Add to both sides of the equation.
Divide each term by and simplify.
Divide each term in by .
Cancel the common factor of .
Cancel the common factor.
Divide by .
Divide by .
Replace all occurrences of with in each equation.
Replace all occurrences of in with .
Replace all occurrences of in with .
Simplify.
Simplify .
Multiply by .
Simplify .
Multiply by .
Move all terms not containing to the right side of the equation.
Subtract from both sides of the equation.
Subtract from .
The solution to the system of equations can be represented as a point.
The result can be shown in multiple forms.
Point Form:
Equation Form:
Solve by Substitution x-y+5z=13 , y-2z=-7 , y+8z=33

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