.4(x+2)-7(x+2)=-.3x-.6

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Solution for .4(x+2)-7(x+2)=-.3x-.6 equation:


Simplifying
0.4(x + 2) + -7(x + 2) = -0.3x + -0.6

Reorder the terms:
0.4(2 + x) + -7(x + 2) = -0.3x + -0.6
(2 * 0.4 + x * 0.4) + -7(x + 2) = -0.3x + -0.6
(0.8 + 0.4x) + -7(x + 2) = -0.3x + -0.6

Reorder the terms:
0.8 + 0.4x + -7(2 + x) = -0.3x + -0.6
0.8 + 0.4x + (2 * -7 + x * -7) = -0.3x + -0.6
0.8 + 0.4x + (-14 + -7x) = -0.3x + -0.6

Reorder the terms:
0.8 + -14 + 0.4x + -7x = -0.3x + -0.6

Combine like terms: 0.8 + -14 = -13.2
-13.2 + 0.4x + -7x = -0.3x + -0.6

Combine like terms: 0.4x + -7x = -6.6x
-13.2 + -6.6x = -0.3x + -0.6

Reorder the terms:
-13.2 + -6.6x = -0.6 + -0.3x

Solving
-13.2 + -6.6x = -0.6 + -0.3x

Solving for variable 'x'.

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

Add '0.3x' to each side of the equation.
-13.2 + -6.6x + 0.3x = -0.6 + -0.3x + 0.3x

Combine like terms: -6.6x + 0.3x = -6.3x
-13.2 + -6.3x = -0.6 + -0.3x + 0.3x

Combine like terms: -0.3x + 0.3x = 0.0
-13.2 + -6.3x = -0.6 + 0.0
-13.2 + -6.3x = -0.6

Add '13.2' to each side of the equation.
-13.2 + 13.2 + -6.3x = -0.6 + 13.2

Combine like terms: -13.2 + 13.2 = 0.0
0.0 + -6.3x = -0.6 + 13.2
-6.3x = -0.6 + 13.2

Combine like terms: -0.6 + 13.2 = 12.6
-6.3x = 12.6

Divide each side by '-6.3'.
x = -2

Simplifying
x = -2

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