7=0.3x-0.5x-2

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Solution for 7=0.3x-0.5x-2 equation:


Simplifying
7 = 0.3x + -0.5x + -2

Reorder the terms:
7 = -2 + 0.3x + -0.5x

Combine like terms: 0.3x + -0.5x = -0.2x
7 = -2 + -0.2x

Solving
7 = -2 + -0.2x

Solving for variable 'x'.

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

Add '0.2x' to each side of the equation.
7 + 0.2x = -2 + -0.2x + 0.2x

Combine like terms: -0.2x + 0.2x = 0.0
7 + 0.2x = -2 + 0.0
7 + 0.2x = -2

Add '-7' to each side of the equation.
7 + -7 + 0.2x = -2 + -7

Combine like terms: 7 + -7 = 0
0 + 0.2x = -2 + -7
0.2x = -2 + -7

Combine like terms: -2 + -7 = -9
0.2x = -9

Divide each side by '0.2'.
x = -45

Simplifying
x = -45

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