-0.3x-0.4x+9=2

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Solution for -0.3x-0.4x+9=2 equation:


Simplifying
-0.3x + -0.4x + 9 = 2

Reorder the terms:
9 + -0.3x + -0.4x = 2

Combine like terms: -0.3x + -0.4x = -0.7x
9 + -0.7x = 2

Solving
9 + -0.7x = 2

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + -0.7x = 2 + -9

Combine like terms: 9 + -9 = 0
0 + -0.7x = 2 + -9
-0.7x = 2 + -9

Combine like terms: 2 + -9 = -7
-0.7x = -7

Divide each side by '-0.7'.
x = 10

Simplifying
x = 10

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