15-(9+10x)+(20x-4)=22

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Solution for 15-(9+10x)+(20x-4)=22 equation: 


Simplifying
15 + -1(9 + 10x) + (20x + -4) = 22
15 + (9 * -1 + 10x * -1) + (20x + -4) = 22
15 + (-9 + -10x) + (20x + -4) = 22

Reorder the terms:
15 + -9 + -10x + (-4 + 20x) = 22

Remove parenthesis around (-4 + 20x)
15 + -9 + -10x + -4 + 20x = 22

Reorder the terms:
15 + -9 + -4 + -10x + 20x = 22

Combine like terms: 15 + -9 = 6
6 + -4 + -10x + 20x = 22

Combine like terms: 6 + -4 = 2
2 + -10x + 20x = 22

Combine like terms: -10x + 20x = 10x
2 + 10x = 22

Solving
2 + 10x = 22

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + 10x = 22 + -2

Combine like terms: 2 + -2 = 0
0 + 10x = 22 + -2
10x = 22 + -2

Combine like terms: 22 + -2 = 20
10x = 20

Divide each side by '10'.
x = 2

Simplifying
x = 2

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