2(x-5)-4(x-6)=9

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Solution for 2(x-5)-4(x-6)=9 equation:


Simplifying
2(x + -5) + -4(x + -6) = 9

Reorder the terms:
2(-5 + x) + -4(x + -6) = 9
(-5 * 2 + x * 2) + -4(x + -6) = 9
(-10 + 2x) + -4(x + -6) = 9

Reorder the terms:
-10 + 2x + -4(-6 + x) = 9
-10 + 2x + (-6 * -4 + x * -4) = 9
-10 + 2x + (24 + -4x) = 9

Reorder the terms:
-10 + 24 + 2x + -4x = 9

Combine like terms: -10 + 24 = 14
14 + 2x + -4x = 9

Combine like terms: 2x + -4x = -2x
14 + -2x = 9

Solving
14 + -2x = 9

Solving for variable 'x'.

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

Add '-14' to each side of the equation.
14 + -14 + -2x = 9 + -14

Combine like terms: 14 + -14 = 0
0 + -2x = 9 + -14
-2x = 9 + -14

Combine like terms: 9 + -14 = -5
-2x = -5

Divide each side by '-2'.
x = 2.5

Simplifying
x = 2.5

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