2(x+20)-15=51

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Solution for 2(x+20)-15=51 equation: 


Simplifying
2(x + 20) + -15 = 51

Reorder the terms:
2(20 + x) + -15 = 51
(20 * 2 + x * 2) + -15 = 51
(40 + 2x) + -15 = 51

Reorder the terms:
40 + -15 + 2x = 51

Combine like terms: 40 + -15 = 25
25 + 2x = 51

Solving
25 + 2x = 51

Solving for variable 'x'.

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

Add '-25' to each side of the equation.
25 + -25 + 2x = 51 + -25

Combine like terms: 25 + -25 = 0
0 + 2x = 51 + -25
2x = 51 + -25

Combine like terms: 51 + -25 = 26
2x = 26

Divide each side by '2'.
x = 13

Simplifying
x = 13

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