-0.4x+0.6x-7=3

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Solution for -0.4x+0.6x-7=3 equation:


Simplifying
-0.4x + 0.6x + -7 = 3

Reorder the terms:
-7 + -0.4x + 0.6x = 3

Combine like terms: -0.4x + 0.6x = 0.2x
-7 + 0.2x = 3

Solving
-7 + 0.2x = 3

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 0.2x = 3 + 7

Combine like terms: -7 + 7 = 0
0 + 0.2x = 3 + 7
0.2x = 3 + 7

Combine like terms: 3 + 7 = 10
0.2x = 10

Divide each side by '0.2'.
x = 50

Simplifying
x = 50

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