2(3x-1)-(4x+5)=9

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Solution for 2(3x-1)-(4x+5)=9 equation:


Simplifying
2(3x + -1) + -1(4x + 5) = 9

Reorder the terms:
2(-1 + 3x) + -1(4x + 5) = 9
(-1 * 2 + 3x * 2) + -1(4x + 5) = 9
(-2 + 6x) + -1(4x + 5) = 9

Reorder the terms:
-2 + 6x + -1(5 + 4x) = 9
-2 + 6x + (5 * -1 + 4x * -1) = 9
-2 + 6x + (-5 + -4x) = 9

Reorder the terms:
-2 + -5 + 6x + -4x = 9

Combine like terms: -2 + -5 = -7
-7 + 6x + -4x = 9

Combine like terms: 6x + -4x = 2x
-7 + 2x = 9

Solving
-7 + 2x = 9

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 2x = 9 + 7

Combine like terms: -7 + 7 = 0
0 + 2x = 9 + 7
2x = 9 + 7

Combine like terms: 9 + 7 = 16
2x = 16

Divide each side by '2'.
x = 8

Simplifying
x = 8

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