0.4(x+3)-0.7(x+3)=-0.3-0.9

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Solution for 0.4(x+3)-0.7(x+3)=-0.3-0.9 equation: 


Simplifying
0.4(x + 3) + -0.7(x + 3) = -0.3 + -0.9

Reorder the terms:
0.4(3 + x) + -0.7(x + 3) = -0.3 + -0.9
(3 * 0.4 + x * 0.4) + -0.7(x + 3) = -0.3 + -0.9
(1.2 + 0.4x) + -0.7(x + 3) = -0.3 + -0.9

Reorder the terms:
1.2 + 0.4x + -0.7(3 + x) = -0.3 + -0.9
1.2 + 0.4x + (3 * -0.7 + x * -0.7) = -0.3 + -0.9
1.2 + 0.4x + (-2.1 + -0.7x) = -0.3 + -0.9

Reorder the terms:
1.2 + -2.1 + 0.4x + -0.7x = -0.3 + -0.9

Combine like terms: 1.2 + -2.1 = -0.9
-0.9 + 0.4x + -0.7x = -0.3 + -0.9

Combine like terms: 0.4x + -0.7x = -0.3x
-0.9 + -0.3x = -0.3 + -0.9

Combine like terms: -0.3 + -0.9 = -1.2
-0.9 + -0.3x = -1.2

Solving
-0.9 + -0.3x = -1.2

Solving for variable 'x'.

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

Add '0.9' to each side of the equation.
-0.9 + 0.9 + -0.3x = -1.2 + 0.9

Combine like terms: -0.9 + 0.9 = 0.0
0.0 + -0.3x = -1.2 + 0.9
-0.3x = -1.2 + 0.9

Combine like terms: -1.2 + 0.9 = -0.3
-0.3x = -0.3

Divide each side by '-0.3'.
x = 1

Simplifying
x = 1

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