(3x+20)-(-2x+18)=

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Solution for (3x+20)-(-2x+18)= equation:


Simplifying
(3x + 20) + -1(-2x + 18) = 0

Reorder the terms:
(20 + 3x) + -1(-2x + 18) = 0

Remove parenthesis around (20 + 3x)
20 + 3x + -1(-2x + 18) = 0

Reorder the terms:
20 + 3x + -1(18 + -2x) = 0
20 + 3x + (18 * -1 + -2x * -1) = 0
20 + 3x + (-18 + 2x) = 0

Reorder the terms:
20 + -18 + 3x + 2x = 0

Combine like terms: 20 + -18 = 2
2 + 3x + 2x = 0

Combine like terms: 3x + 2x = 5x
2 + 5x = 0

Solving
2 + 5x = 0

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + 5x = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 5x = 0 + -2
5x = 0 + -2

Combine like terms: 0 + -2 = -2
5x = -2

Divide each side by '5'.
x = -0.4

Simplifying
x = -0.4

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