2(7.5)+2(4x)=2(12)+4x+x

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Solution for 2(7.5)+2(4x)=2(12)+4x+x equation:


Simplifying
2(7.5) + 2(4x) = 2(12) + 4x + x

Multiply 2 * 7.5
15 + 2(4x) = 2(12) + 4x + x

Remove parenthesis around (4x)
15 + 2 * 4x = 2(12) + 4x + x

Multiply 2 * 4
15 + 8x = 2(12) + 4x + x

Multiply 2 * 12
15 + 8x = 24 + 4x + x

Combine like terms: 4x + x = 5x
15 + 8x = 24 + 5x

Solving
15 + 8x = 24 + 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.
15 + 8x + -5x = 24 + 5x + -5x

Combine like terms: 8x + -5x = 3x
15 + 3x = 24 + 5x + -5x

Combine like terms: 5x + -5x = 0
15 + 3x = 24 + 0
15 + 3x = 24

Add '-15' to each side of the equation.
15 + -15 + 3x = 24 + -15

Combine like terms: 15 + -15 = 0
0 + 3x = 24 + -15
3x = 24 + -15

Combine like terms: 24 + -15 = 9
3x = 9

Divide each side by '3'.
x = 3

Simplifying
x = 3

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