8+2x-1=3x+4

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


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

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

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

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

Solving
7 + 2x = 4 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
7 + 2x + -3x = 4 + 3x + -3x

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

Combine like terms: 3x + -3x = 0
7 + -1x = 4 + 0
7 + -1x = 4

Add '-7' to each side of the equation.
7 + -7 + -1x = 4 + -7

Combine like terms: 7 + -7 = 0
0 + -1x = 4 + -7
-1x = 4 + -7

Combine like terms: 4 + -7 = -3
-1x = -3

Divide each side by '-1'.
x = 3

Simplifying
x = 3

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