.5x-.3(12-5x)=-.6(x-7)

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Solution for .5x-.3(12-5x)=-.6(x-7) equation:


Simplifying
0.5x + -0.3(12 + -5x) = -0.6(x + -7)
0.5x + (12 * -0.3 + -5x * -0.3) = -0.6(x + -7)
0.5x + (-3.6 + 1.5x) = -0.6(x + -7)

Reorder the terms:
-3.6 + 0.5x + 1.5x = -0.6(x + -7)

Combine like terms: 0.5x + 1.5x = 2x
-3.6 + 2x = -0.6(x + -7)

Reorder the terms:
-3.6 + 2x = -0.6(-7 + x)
-3.6 + 2x = (-7 * -0.6 + x * -0.6)
-3.6 + 2x = (4.2 + -0.6x)

Solving
-3.6 + 2x = 4.2 + -0.6x

Solving for variable 'x'.

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

Add '0.6x' to each side of the equation.
-3.6 + 2x + 0.6x = 4.2 + -0.6x + 0.6x

Combine like terms: 2x + 0.6x = 2.6x
-3.6 + 2.6x = 4.2 + -0.6x + 0.6x

Combine like terms: -0.6x + 0.6x = 0.0
-3.6 + 2.6x = 4.2 + 0.0
-3.6 + 2.6x = 4.2

Add '3.6' to each side of the equation.
-3.6 + 3.6 + 2.6x = 4.2 + 3.6

Combine like terms: -3.6 + 3.6 = 0.0
0.0 + 2.6x = 4.2 + 3.6
2.6x = 4.2 + 3.6

Combine like terms: 4.2 + 3.6 = 7.8
2.6x = 7.8

Divide each side by '2.6'.
x = 3

Simplifying
x = 3

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