0.4(6+12)=1.2-(x+2)

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Solution for 0.4(6+12)=1.2-(x+2) equation:


Simplifying
0.4(6 + 12) = 1.2 + -1(x + 2)

Combine like terms: 6 + 12 = 18
0.4(18) = 1.2 + -1(x + 2)

Multiply 0.4 * 18
7.2 = 1.2 + -1(x + 2)

Reorder the terms:
7.2 = 1.2 + -1(2 + x)
7.2 = 1.2 + (2 * -1 + x * -1)
7.2 = 1.2 + (-2 + -1x)

Combine like terms: 1.2 + -2 = -0.8
7.2 = -0.8 + -1x

Solving
7.2 = -0.8 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
7.2 + x = -0.8 + -1x + x

Combine like terms: -1x + x = 0
7.2 + x = -0.8 + 0
7.2 + x = -0.8

Add '-7.2' to each side of the equation.
7.2 + -7.2 + x = -0.8 + -7.2

Combine like terms: 7.2 + -7.2 = 0.0
0.0 + x = -0.8 + -7.2
x = -0.8 + -7.2

Combine like terms: -0.8 + -7.2 = -8
x = -8

Simplifying
x = -8

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