3x-4+2x=7x+8

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Solution for 3x-4+2x=7x+8 equation:


Simplifying
3x + -4 + 2x = 7x + 8

Reorder the terms:
-4 + 3x + 2x = 7x + 8

Combine like terms: 3x + 2x = 5x
-4 + 5x = 7x + 8

Reorder the terms:
-4 + 5x = 8 + 7x

Solving
-4 + 5x = 8 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-4 + 5x + -7x = 8 + 7x + -7x

Combine like terms: 5x + -7x = -2x
-4 + -2x = 8 + 7x + -7x

Combine like terms: 7x + -7x = 0
-4 + -2x = 8 + 0
-4 + -2x = 8

Add '4' to each side of the equation.
-4 + 4 + -2x = 8 + 4

Combine like terms: -4 + 4 = 0
0 + -2x = 8 + 4
-2x = 8 + 4

Combine like terms: 8 + 4 = 12
-2x = 12

Divide each side by '-2'.
x = -6

Simplifying
x = -6

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