7x*8x=5x+2(10x-2)

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Solution for 7x*8x=5x+2(10x-2) equation:


Simplifying
7x * 8x = 5x + 2(10x + -2)

Reorder the terms for easier multiplication:
7 * 8x * x = 5x + 2(10x + -2)

Multiply 7 * 8
56x * x = 5x + 2(10x + -2)

Multiply x * x
56x2 = 5x + 2(10x + -2)

Reorder the terms:
56x2 = 5x + 2(-2 + 10x)
56x2 = 5x + (-2 * 2 + 10x * 2)
56x2 = 5x + (-4 + 20x)

Reorder the terms:
56x2 = -4 + 5x + 20x

Combine like terms: 5x + 20x = 25x
56x2 = -4 + 25x

Solving
56x2 = -4 + 25x

Solving for variable 'x'.

Reorder the terms:
4 + -25x + 56x2 = -4 + 25x + 4 + -25x

Reorder the terms:
4 + -25x + 56x2 = -4 + 4 + 25x + -25x

Combine like terms: -4 + 4 = 0
4 + -25x + 56x2 = 0 + 25x + -25x
4 + -25x + 56x2 = 25x + -25x

Combine like terms: 25x + -25x = 0
4 + -25x + 56x2 = 0

Begin completing the square.  Divide all terms by
56 the coefficient of the squared term: 

Divide each side by '56'.
0.07142857143 + -0.4464285714x + x2 = 0

Move the constant term to the right:

Add '-0.07142857143' to each side of the equation.
0.07142857143 + -0.4464285714x + -0.07142857143 + x2 = 0 + -0.07142857143

Reorder the terms:
0.07142857143 + -0.07142857143 + -0.4464285714x + x2 = 0 + -0.07142857143

Combine like terms: 0.07142857143 + -0.07142857143 = 0.00000000000
0.00000000000 + -0.4464285714x + x2 = 0 + -0.07142857143
-0.4464285714x + x2 = 0 + -0.07142857143

Combine like terms: 0 + -0.07142857143 = -0.07142857143
-0.4464285714x + x2 = -0.07142857143

The x term is -0.4464285714x.  Take half its coefficient (-0.2232142857).
Square it (0.04982461734) and add it to both sides.

Add '0.04982461734' to each side of the equation.
-0.4464285714x + 0.04982461734 + x2 = -0.07142857143 + 0.04982461734

Reorder the terms:
0.04982461734 + -0.4464285714x + x2 = -0.07142857143 + 0.04982461734

Combine like terms: -0.07142857143 + 0.04982461734 = -0.02160395409
0.04982461734 + -0.4464285714x + x2 = -0.02160395409

Factor a perfect square on the left side:
(x + -0.2232142857)(x + -0.2232142857) = -0.02160395409

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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