140=10x(x)

Solution for 140=10x(x) equation:

Simplifying
140 = 10x(x)

Multiply x * x
140 = 10x2

Solving
140 = 10x2

Solving for variable 'x'.

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

Add '-10x2' to each side of the equation.
140 + -10x2 = 10x2 + -10x2

Combine like terms: 10x2 + -10x2 = 0
140 + -10x2 = 0

Add '-140' to each side of the equation.
140 + -140 + -10x2 = 0 + -140

Combine like terms: 140 + -140 = 0
0 + -10x2 = 0 + -140
-10x2 = 0 + -140

Combine like terms: 0 + -140 = -140
-10x2 = -140

Divide each side by '-10'.
x2 = 14

Simplifying
x2 = 14

Take the square root of each side:
x = {-3.741657387, 3.741657387}