(7x-4)(4-7x)=

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Solution for (7x-4)(4-7x)= equation: 


Simplifying
(7x + -4)(4 + -7x) = 0

Reorder the terms:
(-4 + 7x)(4 + -7x) = 0

Multiply (-4 + 7x) * (4 + -7x)
(-4(4 + -7x) + 7x * (4 + -7x)) = 0
((4 * -4 + -7x * -4) + 7x * (4 + -7x)) = 0
((-16 + 28x) + 7x * (4 + -7x)) = 0
(-16 + 28x + (4 * 7x + -7x * 7x)) = 0
(-16 + 28x + (28x + -49x2)) = 0

Combine like terms: 28x + 28x = 56x
(-16 + 56x + -49x2) = 0

Solving
-16 + 56x + -49x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-4 + 7x)(4 + -7x) = 0


Subproblem 1
Set the factor '(-4 + 7x)' equal to zero and attempt to solve:

Simplifying
-4 + 7x = 0

Solving
-4 + 7x = 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 + 7x = 0 + 4

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

Combine like terms: 0 + 4 = 4
7x = 4

Divide each side by '7'.
x = 0.5714285714

Simplifying
x = 0.5714285714

Subproblem 2
Set the factor '(4 + -7x)' equal to zero and attempt to solve:

Simplifying
4 + -7x = 0

Solving
4 + -7x = 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 + -7x = 0 + -4

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

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

Divide each side by '-7'.
x = 0.5714285714

Simplifying
x = 0.5714285714
Solution
x = {0.5714285714, 0.5714285714}

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