.7(4X+8)=1.2-(X+2)

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Solution for .7(4X+8)=1.2-(X+2) equation:


Simplifying
0.7(4X + 8) = 1.2 + -1(X + 2)

Reorder the terms:
0.7(8 + 4X) = 1.2 + -1(X + 2)
(8 * 0.7 + 4X * 0.7) = 1.2 + -1(X + 2)
(5.6 + 2.8X) = 1.2 + -1(X + 2)

Reorder the terms:
5.6 + 2.8X = 1.2 + -1(2 + X)
5.6 + 2.8X = 1.2 + (2 * -1 + X * -1)
5.6 + 2.8X = 1.2 + (-2 + -1X)

Combine like terms: 1.2 + -2 = -0.8
5.6 + 2.8X = -0.8 + -1X

Solving
5.6 + 2.8X = -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.
5.6 + 2.8X + X = -0.8 + -1X + X

Combine like terms: 2.8X + X = 3.8X
5.6 + 3.8X = -0.8 + -1X + X

Combine like terms: -1X + X = 0
5.6 + 3.8X = -0.8 + 0
5.6 + 3.8X = -0.8

Add '-5.6' to each side of the equation.
5.6 + -5.6 + 3.8X = -0.8 + -5.6

Combine like terms: 5.6 + -5.6 = 0.0
0.0 + 3.8X = -0.8 + -5.6
3.8X = -0.8 + -5.6

Combine like terms: -0.8 + -5.6 = -6.4
3.8X = -6.4

Divide each side by '3.8'.
X = -1.684210526

Simplifying
X = -1.684210526

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