-2(x+5)+121=20+31

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Solution for -2(x+5)+121=20+31 equation: 


Simplifying
-2(x + 5) + 121 = 20 + 31

Reorder the terms:
-2(5 + x) + 121 = 20 + 31
(5 * -2 + x * -2) + 121 = 20 + 31
(-10 + -2x) + 121 = 20 + 31

Reorder the terms:
-10 + 121 + -2x = 20 + 31

Combine like terms: -10 + 121 = 111
111 + -2x = 20 + 31

Combine like terms: 20 + 31 = 51
111 + -2x = 51

Solving
111 + -2x = 51

Solving for variable 'x'.

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

Add '-111' to each side of the equation.
111 + -111 + -2x = 51 + -111

Combine like terms: 111 + -111 = 0
0 + -2x = 51 + -111
-2x = 51 + -111

Combine like terms: 51 + -111 = -60
-2x = -60

Divide each side by '-2'.
x = 30

Simplifying
x = 30

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