11+3(10-9x)=20-20x

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Solution for 11+3(10-9x)=20-20x equation:


Simplifying
11 + 3(10 + -9x) = 20 + -20x
11 + (10 * 3 + -9x * 3) = 20 + -20x
11 + (30 + -27x) = 20 + -20x

Combine like terms: 11 + 30 = 41
41 + -27x = 20 + -20x

Solving
41 + -27x = 20 + -20x

Solving for variable 'x'.

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

Add '20x' to each side of the equation.
41 + -27x + 20x = 20 + -20x + 20x

Combine like terms: -27x + 20x = -7x
41 + -7x = 20 + -20x + 20x

Combine like terms: -20x + 20x = 0
41 + -7x = 20 + 0
41 + -7x = 20

Add '-41' to each side of the equation.
41 + -41 + -7x = 20 + -41

Combine like terms: 41 + -41 = 0
0 + -7x = 20 + -41
-7x = 20 + -41

Combine like terms: 20 + -41 = -21
-7x = -21

Divide each side by '-7'.
x = 3

Simplifying
x = 3

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