0.4x-0.5(2x+3)=-7(x+2)

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Solution for 0.4x-0.5(2x+3)=-7(x+2) equation:


Simplifying
0.4x + -0.5(2x + 3) = -7(x + 2)

Reorder the terms:
0.4x + -0.5(3 + 2x) = -7(x + 2)
0.4x + (3 * -0.5 + 2x * -0.5) = -7(x + 2)
0.4x + (-1.5 + -1x) = -7(x + 2)

Reorder the terms:
-1.5 + 0.4x + -1x = -7(x + 2)

Combine like terms: 0.4x + -1x = -0.6x
-1.5 + -0.6x = -7(x + 2)

Reorder the terms:
-1.5 + -0.6x = -7(2 + x)
-1.5 + -0.6x = (2 * -7 + x * -7)
-1.5 + -0.6x = (-14 + -7x)

Solving
-1.5 + -0.6x = -14 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-1.5 + -0.6x + 7x = -14 + -7x + 7x

Combine like terms: -0.6x + 7x = 6.4x
-1.5 + 6.4x = -14 + -7x + 7x

Combine like terms: -7x + 7x = 0
-1.5 + 6.4x = -14 + 0
-1.5 + 6.4x = -14

Add '1.5' to each side of the equation.
-1.5 + 1.5 + 6.4x = -14 + 1.5

Combine like terms: -1.5 + 1.5 = 0.0
0.0 + 6.4x = -14 + 1.5
6.4x = -14 + 1.5

Combine like terms: -14 + 1.5 = -12.5
6.4x = -12.5

Divide each side by '6.4'.
x = -1.953125

Simplifying
x = -1.953125

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