155+90=x^2

Solution for 155+90=x^2 equation:

Simplifying
155 + 90 = x2

Combine like terms: 155 + 90 = 245
245 = x2

Solving
245 = x2

Solving for variable 'x'.

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

Add '-1x2' to each side of the equation.
245 + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
245 + -1x2 = 0

Add '-245' to each side of the equation.
245 + -245 + -1x2 = 0 + -245

Combine like terms: 245 + -245 = 0
0 + -1x2 = 0 + -245
-1x2 = 0 + -245

Combine like terms: 0 + -245 = -245
-1x2 = -245

Divide each side by '-1'.
x2 = 245

Simplifying
x2 = 245

Take the square root of each side:
x = {-15.652475842, 15.652475842}