3x-8y+7=4+y-x

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Solution for 3x-8y+7=4+y-x equation:


Simplifying
3x + -8y + 7 = 4 + y + -1x

Reorder the terms:
7 + 3x + -8y = 4 + y + -1x

Reorder the terms:
7 + 3x + -8y = 4 + -1x + y

Solving
7 + 3x + -8y = 4 + -1x + y

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add 'x' to each side of the equation.
7 + 3x + x + -8y = 4 + -1x + x + y

Combine like terms: 3x + x = 4x
7 + 4x + -8y = 4 + -1x + x + y

Combine like terms: -1x + x = 0
7 + 4x + -8y = 4 + 0 + y
7 + 4x + -8y = 4 + y

Add '-7' to each side of the equation.
7 + 4x + -7 + -8y = 4 + -7 + y

Reorder the terms:
7 + -7 + 4x + -8y = 4 + -7 + y

Combine like terms: 7 + -7 = 0
0 + 4x + -8y = 4 + -7 + y
4x + -8y = 4 + -7 + y

Combine like terms: 4 + -7 = -3
4x + -8y = -3 + y

Add '8y' to each side of the equation.
4x + -8y + 8y = -3 + y + 8y

Combine like terms: -8y + 8y = 0
4x + 0 = -3 + y + 8y
4x = -3 + y + 8y

Combine like terms: y + 8y = 9y
4x = -3 + 9y

Divide each side by '4'.
x = -0.75 + 2.25y

Simplifying
x = -0.75 + 2.25y

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