4x-4y+7=15

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Solution for 4x-4y+7=15 equation:


Simplifying
4x + -4y + 7 = 15

Reorder the terms:
7 + 4x + -4y = 15

Solving
7 + 4x + -4y = 15

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + 4x + -7 + -4y = 15 + -7

Reorder the terms:
7 + -7 + 4x + -4y = 15 + -7

Combine like terms: 7 + -7 = 0
0 + 4x + -4y = 15 + -7
4x + -4y = 15 + -7

Combine like terms: 15 + -7 = 8
4x + -4y = 8

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

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

Divide each side by '4'.
x = 2 + y

Simplifying
x = 2 + y

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