2(x+15)+2(x-10)=130

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Solution for 2(x+15)+2(x-10)=130 equation: 


Simplifying
2(x + 15) + 2(x + -10) = 130

Reorder the terms:
2(15 + x) + 2(x + -10) = 130
(15 * 2 + x * 2) + 2(x + -10) = 130
(30 + 2x) + 2(x + -10) = 130

Reorder the terms:
30 + 2x + 2(-10 + x) = 130
30 + 2x + (-10 * 2 + x * 2) = 130
30 + 2x + (-20 + 2x) = 130

Reorder the terms:
30 + -20 + 2x + 2x = 130

Combine like terms: 30 + -20 = 10
10 + 2x + 2x = 130

Combine like terms: 2x + 2x = 4x
10 + 4x = 130

Solving
10 + 4x = 130

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 4x = 130 + -10

Combine like terms: 10 + -10 = 0
0 + 4x = 130 + -10
4x = 130 + -10

Combine like terms: 130 + -10 = 120
4x = 120

Divide each side by '4'.
x = 30

Simplifying
x = 30

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