2(5x)2x+56=670

Solution for 2(5x)2x+56=670 equation:

Simplifying
2(5x) * 2x + 56 = 670

Remove parenthesis around (5x)
2 * 5x * 2x + 56 = 670

Reorder the terms for easier multiplication:
2 * 5 * 2x * x + 56 = 670

Multiply 2 * 5
10 * 2x * x + 56 = 670

Multiply 10 * 2
20x * x + 56 = 670

Multiply x * x
20x2 + 56 = 670

Reorder the terms:
56 + 20x2 = 670

Solving
56 + 20x2 = 670

Solving for variable 'x'.

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

Add '-56' to each side of the equation.
56 + -56 + 20x2 = 670 + -56

Combine like terms: 56 + -56 = 0
0 + 20x2 = 670 + -56
20x2 = 670 + -56

Combine like terms: 670 + -56 = 614
20x2 = 614

Divide each side by '20'.
x2 = 30.7

Simplifying
x2 = 30.7

Take the square root of each side:
x = {-5.540758071, 5.540758071}