30=9x+5-4x

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Solution for 30=9x+5-4x equation:


Simplifying
30 = 9x + 5 + -4x

Reorder the terms:
30 = 5 + 9x + -4x

Combine like terms: 9x + -4x = 5x
30 = 5 + 5x

Solving
30 = 5 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
30 + -5x = 5 + 5x + -5x

Combine like terms: 5x + -5x = 0
30 + -5x = 5 + 0
30 + -5x = 5

Add '-30' to each side of the equation.
30 + -30 + -5x = 5 + -30

Combine like terms: 30 + -30 = 0
0 + -5x = 5 + -30
-5x = 5 + -30

Combine like terms: 5 + -30 = -25
-5x = -25

Divide each side by '-5'.
x = 5

Simplifying
x = 5

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