(x+21)+(x+17)=

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Solution for (x+21)+(x+17)= equation:


Simplifying
(x + 21) + (x + 17) = 0

Reorder the terms:
(21 + x) + (x + 17) = 0

Remove parenthesis around (21 + x)
21 + x + (x + 17) = 0

Reorder the terms:
21 + x + (17 + x) = 0

Remove parenthesis around (17 + x)
21 + x + 17 + x = 0

Reorder the terms:
21 + 17 + x + x = 0

Combine like terms: 21 + 17 = 38
38 + x + x = 0

Combine like terms: x + x = 2x
38 + 2x = 0

Solving
38 + 2x = 0

Solving for variable 'x'.

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

Add '-38' to each side of the equation.
38 + -38 + 2x = 0 + -38

Combine like terms: 38 + -38 = 0
0 + 2x = 0 + -38
2x = 0 + -38

Combine like terms: 0 + -38 = -38
2x = -38

Divide each side by '2'.
x = -19

Simplifying
x = -19

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