43+3x-30+x=25

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Solution for 43+3x-30+x=25 equation:


Simplifying
43 + 3x + -30 + x = 25

Reorder the terms:
43 + -30 + 3x + x = 25

Combine like terms: 43 + -30 = 13
13 + 3x + x = 25

Combine like terms: 3x + x = 4x
13 + 4x = 25

Solving
13 + 4x = 25

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 4x = 25 + -13

Combine like terms: 13 + -13 = 0
0 + 4x = 25 + -13
4x = 25 + -13

Combine like terms: 25 + -13 = 12
4x = 12

Divide each side by '4'.
x = 3

Simplifying
x = 3

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