7x=2x(x)

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Solution for 7x=2x(x) equation: 


Simplifying
7x = 2x(x)

Multiply x * x
7x = 2x2

Solving
7x = 2x2

Solving for variable 'x'.

Combine like terms: 2x2 + -2x2 = 0
7x + -2x2 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(7 + -2x) = 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 '(7 + -2x)' equal to zero and attempt to solve:

Simplifying
7 + -2x = 0

Solving
7 + -2x = 0

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

Add '-7' to each side of the equation.
7 + -7 + -2x = 0 + -7

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

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

Divide each side by '-2'.
x = 3.5

Simplifying
x = 3.5
Solution
x = {0, 3.5}

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