7x=4x-15Whatisx

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Solution for 7x=4x-15Whatisx equation: 


Simplifying
7x = 4x + -15Whatisx

Reorder the terms:
7x = -15ahistxW + 4x

Solving
7x = -15ahistxW + 4x

Solving for variable 'x'.

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

Add '15ahistxW' to each side of the equation.
15ahistxW + 7x = -15ahistxW + 15ahistxW + 4x

Combine like terms: -15ahistxW + 15ahistxW = 0
15ahistxW + 7x = 0 + 4x
15ahistxW + 7x = 4x

Add '-4x' to each side of the equation.
15ahistxW + 7x + -4x = 4x + -4x

Combine like terms: 7x + -4x = 3x
15ahistxW + 3x = 4x + -4x

Combine like terms: 4x + -4x = 0
15ahistxW + 3x = 0

Factor out the Greatest Common Factor (GCF), '3x'.
3x(5ahistW + 1) = 0

Ignore the factor 3.

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 '(5ahistW + 1)' equal to zero and attempt to solve:

Simplifying
5ahistW + 1 = 0

Reorder the terms:
1 + 5ahistW = 0

Solving
1 + 5ahistW = 0

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

Add '-1' to each side of the equation.
1 + -1 + 5ahistW = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 5ahistW = 0 + -1
5ahistW = 0 + -1

Combine like terms: 0 + -1 = -1
5ahistW = -1

Add '-5ahistW' to each side of the equation.
5ahistW + -5ahistW = -1 + -5ahistW

Combine like terms: 5ahistW + -5ahistW = 0
0 = -1 + -5ahistW

Simplifying
0 = -1 + -5ahistW

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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