3+4-x+8=3(2x-1)+8

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Solution for 3+4-x+8=3(2x-1)+8 equation: 


Simplifying
3 + 4 + -1x + 8 = 3(2x + -1) + 8

Reorder the terms:
3 + 4 + 8 + -1x = 3(2x + -1) + 8

Combine like terms: 3 + 4 = 7
7 + 8 + -1x = 3(2x + -1) + 8

Combine like terms: 7 + 8 = 15
15 + -1x = 3(2x + -1) + 8

Reorder the terms:
15 + -1x = 3(-1 + 2x) + 8
15 + -1x = (-1 * 3 + 2x * 3) + 8
15 + -1x = (-3 + 6x) + 8

Reorder the terms:
15 + -1x = -3 + 8 + 6x

Combine like terms: -3 + 8 = 5
15 + -1x = 5 + 6x

Solving
15 + -1x = 5 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
15 + -1x + -6x = 5 + 6x + -6x

Combine like terms: -1x + -6x = -7x
15 + -7x = 5 + 6x + -6x

Combine like terms: 6x + -6x = 0
15 + -7x = 5 + 0
15 + -7x = 5

Add '-15' to each side of the equation.
15 + -15 + -7x = 5 + -15

Combine like terms: 15 + -15 = 0
0 + -7x = 5 + -15
-7x = 5 + -15

Combine like terms: 5 + -15 = -10
-7x = -10

Divide each side by '-7'.
x = 1.428571429

Simplifying
x = 1.428571429

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