x-7=(1+3x)4

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Solution for x-7=(1+3x)4 equation:


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

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

Reorder the terms for easier multiplication:
-7 + x = 4(1 + 3x)
-7 + x = (1 * 4 + 3x * 4)
-7 + x = (4 + 12x)

Solving
-7 + x = 4 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
-7 + x + -12x = 4 + 12x + -12x

Combine like terms: x + -12x = -11x
-7 + -11x = 4 + 12x + -12x

Combine like terms: 12x + -12x = 0
-7 + -11x = 4 + 0
-7 + -11x = 4

Add '7' to each side of the equation.
-7 + 7 + -11x = 4 + 7

Combine like terms: -7 + 7 = 0
0 + -11x = 4 + 7
-11x = 4 + 7

Combine like terms: 4 + 7 = 11
-11x = 11

Divide each side by '-11'.
x = -1

Simplifying
x = -1

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