=X-4-0.7X

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Solution for =X-4-0.7X equation: 


Simplifying
0 = X + -4 + -0.7X

Reorder the terms:
0 = -4 + X + -0.7X

Combine like terms: X + -0.7X = 0.3X
0 = -4 + 0.3X

Solving
0 = -4 + 0.3X

Solving for variable 'X'.

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

Add '-0.3X' to each side of the equation.
0 + -0.3X = -4 + 0.3X + -0.3X
Remove the zero:
-0.3X = -4 + 0.3X + -0.3X

Combine like terms: 0.3X + -0.3X = 0.0
-0.3X = -4 + 0.0
-0.3X = -4

Divide each side by '-0.3'.
X = 13.33333333

Simplifying
X = 13.33333333

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