d^2+2d+10=2d+100

Solution for d^2+2d+10=2d+100 equation:

Simplifying
d2 + 2d + 10 = 2d + 100

Reorder the terms:
10 + 2d + d2 = 2d + 100

Reorder the terms:
10 + 2d + d2 = 100 + 2d

Add '-2d' to each side of the equation.
10 + 2d + -2d + d2 = 100 + 2d + -2d

Combine like terms: 2d + -2d = 0
10 + 0 + d2 = 100 + 2d + -2d
10 + d2 = 100 + 2d + -2d

Combine like terms: 2d + -2d = 0
10 + d2 = 100 + 0
10 + d2 = 100

Solving
10 + d2 = 100

Solving for variable 'd'.

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

Add '-10' to each side of the equation.
10 + -10 + d2 = 100 + -10

Combine like terms: 10 + -10 = 0
0 + d2 = 100 + -10
d2 = 100 + -10

Combine like terms: 100 + -10 = 90
d2 = 90

Simplifying
d2 = 90

Take the square root of each side:
d = {-9.486832981, 9.486832981}