5x-.4(30+45x)=-8

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Solution for 5x-.4(30+45x)=-8 equation:


Simplifying
5x + -0.4(30 + 45x) = -8
5x + (30 * -0.4 + 45x * -0.4) = -8
5x + (-12 + -18x) = -8

Reorder the terms:
-12 + 5x + -18x = -8

Combine like terms: 5x + -18x = -13x
-12 + -13x = -8

Solving
-12 + -13x = -8

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + -13x = -8 + 12

Combine like terms: -12 + 12 = 0
0 + -13x = -8 + 12
-13x = -8 + 12

Combine like terms: -8 + 12 = 4
-13x = 4

Divide each side by '-13'.
x = -0.3076923077

Simplifying
x = -0.3076923077

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