3x-(x+4)=4(y+7)

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


Simplifying
3x + -1(x + 4) = 4(y + 7)

Reorder the terms:
3x + -1(4 + x) = 4(y + 7)
3x + (4 * -1 + x * -1) = 4(y + 7)
3x + (-4 + -1x) = 4(y + 7)

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

Combine like terms: 3x + -1x = 2x
-4 + 2x = 4(y + 7)

Reorder the terms:
-4 + 2x = 4(7 + y)
-4 + 2x = (7 * 4 + y * 4)
-4 + 2x = (28 + 4y)

Solving
-4 + 2x = 28 + 4y

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 2x = 28 + 4 + 4y

Combine like terms: -4 + 4 = 0
0 + 2x = 28 + 4 + 4y
2x = 28 + 4 + 4y

Combine like terms: 28 + 4 = 32
2x = 32 + 4y

Divide each side by '2'.
x = 16 + 2y

Simplifying
x = 16 + 2y

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