9x-(4x-5)=30

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Solution for 9x-(4x-5)=30 equation:


Simplifying
9x + -1(4x + -5) = 30

Reorder the terms:
9x + -1(-5 + 4x) = 30
9x + (-5 * -1 + 4x * -1) = 30
9x + (5 + -4x) = 30

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

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

Solving
5 + 5x = 30

Solving for variable 'x'.

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

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

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

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

Divide each side by '5'.
x = 5

Simplifying
x = 5

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