4x-7(3-3x)-9=0

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Solution for 4x-7(3-3x)-9=0 equation:


Simplifying
4x + -7(3 + -3x) + -9 = 0
4x + (3 * -7 + -3x * -7) + -9 = 0
4x + (-21 + 21x) + -9 = 0

Reorder the terms:
-21 + -9 + 4x + 21x = 0

Combine like terms: -21 + -9 = -30
-30 + 4x + 21x = 0

Combine like terms: 4x + 21x = 25x
-30 + 25x = 0

Solving
-30 + 25x = 0

Solving for variable 'x'.

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

Add '30' to each side of the equation.
-30 + 30 + 25x = 0 + 30

Combine like terms: -30 + 30 = 0
0 + 25x = 0 + 30
25x = 0 + 30

Combine like terms: 0 + 30 = 30
25x = 30

Divide each side by '25'.
x = 1.2

Simplifying
x = 1.2

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