8(12+13+x)+12x=300

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Solution for 8(12+13+x)+12x=300 equation: 


Simplifying
8(12 + 13 + x) + 12x = 300

Combine like terms: 12 + 13 = 25
8(25 + x) + 12x = 300
(25 * 8 + x * 8) + 12x = 300
(200 + 8x) + 12x = 300

Combine like terms: 8x + 12x = 20x
200 + 20x = 300

Solving
200 + 20x = 300

Solving for variable 'x'.

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

Add '-200' to each side of the equation.
200 + -200 + 20x = 300 + -200

Combine like terms: 200 + -200 = 0
0 + 20x = 300 + -200
20x = 300 + -200

Combine like terms: 300 + -200 = 100
20x = 100

Divide each side by '20'.
x = 5

Simplifying
x = 5

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