3(x-4+2x-5x-7)=0

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Solution for 3(x-4+2x-5x-7)=0 equation:


Simplifying
3(x + -4 + 2x + -5x + -7) = 0

Reorder the terms:
3(-4 + -7 + x + 2x + -5x) = 0

Combine like terms: -4 + -7 = -11
3(-11 + x + 2x + -5x) = 0

Combine like terms: x + 2x = 3x
3(-11 + 3x + -5x) = 0

Combine like terms: 3x + -5x = -2x
3(-11 + -2x) = 0
(-11 * 3 + -2x * 3) = 0
(-33 + -6x) = 0

Solving
-33 + -6x = 0

Solving for variable 'x'.

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

Add '33' to each side of the equation.
-33 + 33 + -6x = 0 + 33

Combine like terms: -33 + 33 = 0
0 + -6x = 0 + 33
-6x = 0 + 33

Combine like terms: 0 + 33 = 33
-6x = 33

Divide each side by '-6'.
x = -5.5

Simplifying
x = -5.5

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