x-4+2x+1=189

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Solution for x-4+2x+1=189 equation:


Simplifying
x + -4 + 2x + 1 = 189

Reorder the terms:
-4 + 1 + x + 2x = 189

Combine like terms: -4 + 1 = -3
-3 + x + 2x = 189

Combine like terms: x + 2x = 3x
-3 + 3x = 189

Solving
-3 + 3x = 189

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 3x = 189 + 3

Combine like terms: -3 + 3 = 0
0 + 3x = 189 + 3
3x = 189 + 3

Combine like terms: 189 + 3 = 192
3x = 192

Divide each side by '3'.
x = 64

Simplifying
x = 64

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