F(x)=7x-3x

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Solution for F(x)=7x-3x equation: 


Simplifying
F(x) = 7x + -3x

Multiply F * x
xF = 7x + -3x

Combine like terms: 7x + -3x = 4x
xF = 4x

Solving
xF = 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-4x + xF = 4x + -4x

Combine like terms: 4x + -4x = 0
-4x + xF = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(-4 + F) = 0


Subproblem 1
Set the factor 'x' equal to zero and attempt to solve:

Simplifying
x = 0

Solving
x = 0

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

Simplifying
x = 0

Subproblem 2
Set the factor '(-4 + F)' equal to zero and attempt to solve:

Simplifying
-4 + F = 0

Solving
-4 + F = 0

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

Add '4' to each side of the equation.
-4 + 4 + F = 0 + 4

Combine like terms: -4 + 4 = 0
0 + F = 0 + 4
F = 0 + 4

Combine like terms: 0 + 4 = 4
F = 4

Add '-1F' to each side of the equation.
F + -1F = 4 + -1F

Combine like terms: F + -1F = 0
0 = 4 + -1F

Simplifying
0 = 4 + -1F

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
x = {0}

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