x^2+4(4)=3+5(5)

Solution for x^2+4(4)=3+5(5) equation:

Simplifying
x2 + 4(4) = 3 + 5(5)

Multiply 4 * 4
x2 + 16 = 3 + 5(5)

Reorder the terms:
16 + x2 = 3 + 5(5)

Multiply 5 * 5
16 + x2 = 3 + 25

Combine like terms: 3 + 25 = 28
16 + x2 = 28

Solving
16 + x2 = 28

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + x2 = 28 + -16

Combine like terms: 16 + -16 = 0
0 + x2 = 28 + -16
x2 = 28 + -16

Combine like terms: 28 + -16 = 12
x2 = 12

Simplifying
x2 = 12

Take the square root of each side:
x = {-3.464101615, 3.464101615}