(5x-9)-(2x+11)=1

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Solution for (5x-9)-(2x+11)=1 equation:


Simplifying
(5x + -9) + -1(2x + 11) = 1

Reorder the terms:
(-9 + 5x) + -1(2x + 11) = 1

Remove parenthesis around (-9 + 5x)
-9 + 5x + -1(2x + 11) = 1

Reorder the terms:
-9 + 5x + -1(11 + 2x) = 1
-9 + 5x + (11 * -1 + 2x * -1) = 1
-9 + 5x + (-11 + -2x) = 1

Reorder the terms:
-9 + -11 + 5x + -2x = 1

Combine like terms: -9 + -11 = -20
-20 + 5x + -2x = 1

Combine like terms: 5x + -2x = 3x
-20 + 3x = 1

Solving
-20 + 3x = 1

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 20 + 3x = 1 + 20

Combine like terms: -20 + 20 = 0
0 + 3x = 1 + 20
3x = 1 + 20

Combine like terms: 1 + 20 = 21
3x = 21

Divide each side by '3'.
x = 7

Simplifying
x = 7

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