3x+3(x+0.8)=12

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Solution for 3x+3(x+0.8)=12 equation:


Simplifying
3x + 3(x + 0.8) = 12

Reorder the terms:
3x + 3(0.8 + x) = 12
3x + (0.8 * 3 + x * 3) = 12
3x + (2.4 + 3x) = 12

Reorder the terms:
2.4 + 3x + 3x = 12

Combine like terms: 3x + 3x = 6x
2.4 + 6x = 12

Solving
2.4 + 6x = 12

Solving for variable 'x'.

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

Add '-2.4' to each side of the equation.
2.4 + -2.4 + 6x = 12 + -2.4

Combine like terms: 2.4 + -2.4 = 0.0
0.0 + 6x = 12 + -2.4
6x = 12 + -2.4

Combine like terms: 12 + -2.4 = 9.6
6x = 9.6

Divide each side by '6'.
x = 1.6

Simplifying
x = 1.6

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