3+15=43-5x

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Solution for 3+15=43-5x equation:


Simplifying
3 + 15 = 43 + -5x

Combine like terms: 3 + 15 = 18
18 = 43 + -5x

Solving
18 = 43 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
18 + 5x = 43 + -5x + 5x

Combine like terms: -5x + 5x = 0
18 + 5x = 43 + 0
18 + 5x = 43

Add '-18' to each side of the equation.
18 + -18 + 5x = 43 + -18

Combine like terms: 18 + -18 = 0
0 + 5x = 43 + -18
5x = 43 + -18

Combine like terms: 43 + -18 = 25
5x = 25

Divide each side by '5'.
x = 5

Simplifying
x = 5

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