-2-0.4(x+1)=3.1-0.7x

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Solution for -2-0.4(x+1)=3.1-0.7x equation: 


Simplifying
-2 + -0.4(x + 1) = 3.1 + -0.7x

Reorder the terms:
-2 + -0.4(1 + x) = 3.1 + -0.7x
-2 + (1 * -0.4 + x * -0.4) = 3.1 + -0.7x
-2 + (-0.4 + -0.4x) = 3.1 + -0.7x

Combine like terms: -2 + -0.4 = -2.4
-2.4 + -0.4x = 3.1 + -0.7x

Solving
-2.4 + -0.4x = 3.1 + -0.7x

Solving for variable 'x'.

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

Add '0.7x' to each side of the equation.
-2.4 + -0.4x + 0.7x = 3.1 + -0.7x + 0.7x

Combine like terms: -0.4x + 0.7x = 0.3x
-2.4 + 0.3x = 3.1 + -0.7x + 0.7x

Combine like terms: -0.7x + 0.7x = 0.0
-2.4 + 0.3x = 3.1 + 0.0
-2.4 + 0.3x = 3.1

Add '2.4' to each side of the equation.
-2.4 + 2.4 + 0.3x = 3.1 + 2.4

Combine like terms: -2.4 + 2.4 = 0.0
0.0 + 0.3x = 3.1 + 2.4
0.3x = 3.1 + 2.4

Combine like terms: 3.1 + 2.4 = 5.5
0.3x = 5.5

Divide each side by '0.3'.
x = 18.33333333

Simplifying
x = 18.33333333

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