2x+7+x=3(x+1)4

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Solution for 2x+7+x=3(x+1)4 equation:


Simplifying
2x + 7 + x = 3(x + 1) * 4

Reorder the terms:
7 + 2x + x = 3(x + 1) * 4

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

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

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

Multiply 3 * 4
7 + 3x = 12(1 + x)
7 + 3x = (1 * 12 + x * 12)
7 + 3x = (12 + 12x)

Solving
7 + 3x = 12 + 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 + 3x + -12x = 12 + 12x + -12x

Combine like terms: 3x + -12x = -9x
7 + -9x = 12 + 12x + -12x

Combine like terms: 12x + -12x = 0
7 + -9x = 12 + 0
7 + -9x = 12

Add '-7' to each side of the equation.
7 + -7 + -9x = 12 + -7

Combine like terms: 7 + -7 = 0
0 + -9x = 12 + -7
-9x = 12 + -7

Combine like terms: 12 + -7 = 5
-9x = 5

Divide each side by '-9'.
x = -0.5555555556

Simplifying
x = -0.5555555556

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