0.7x-0.5(2x+3)=-0.4(x+2)

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Solution for 0.7x-0.5(2x+3)=-0.4(x+2) equation:


Simplifying
0.7x + -0.5(2x + 3) = -0.4(x + 2)

Reorder the terms:
0.7x + -0.5(3 + 2x) = -0.4(x + 2)
0.7x + (3 * -0.5 + 2x * -0.5) = -0.4(x + 2)
0.7x + (-1.5 + -1x) = -0.4(x + 2)

Reorder the terms:
-1.5 + 0.7x + -1x = -0.4(x + 2)

Combine like terms: 0.7x + -1x = -0.3x
-1.5 + -0.3x = -0.4(x + 2)

Reorder the terms:
-1.5 + -0.3x = -0.4(2 + x)
-1.5 + -0.3x = (2 * -0.4 + x * -0.4)
-1.5 + -0.3x = (-0.8 + -0.4x)

Solving
-1.5 + -0.3x = -0.8 + -0.4x

Solving for variable 'x'.

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

Add '0.4x' to each side of the equation.
-1.5 + -0.3x + 0.4x = -0.8 + -0.4x + 0.4x

Combine like terms: -0.3x + 0.4x = 0.1x
-1.5 + 0.1x = -0.8 + -0.4x + 0.4x

Combine like terms: -0.4x + 0.4x = 0.0
-1.5 + 0.1x = -0.8 + 0.0
-1.5 + 0.1x = -0.8

Add '1.5' to each side of the equation.
-1.5 + 1.5 + 0.1x = -0.8 + 1.5

Combine like terms: -1.5 + 1.5 = 0.0
0.0 + 0.1x = -0.8 + 1.5
0.1x = -0.8 + 1.5

Combine like terms: -0.8 + 1.5 = 0.7
0.1x = 0.7

Divide each side by '0.1'.
x = 7

Simplifying
x = 7

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