x^2+2x+5=68

Simple and best practice solution for x^2+2x+5=68 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for x^2+2x+5=68 equation:


Simplifying
x2 + 2x + 5 = 68

Reorder the terms:
5 + 2x + x2 = 68

Solving
5 + 2x + x2 = 68

Solving for variable 'x'.

Reorder the terms:
5 + -68 + 2x + x2 = 68 + -68

Combine like terms: 5 + -68 = -63
-63 + 2x + x2 = 68 + -68

Combine like terms: 68 + -68 = 0
-63 + 2x + x2 = 0

Factor a trinomial.
(-9 + -1x)(7 + -1x) = 0

Subproblem 1

Set the factor '(-9 + -1x)' equal to zero and attempt to solve: Simplifying -9 + -1x = 0 Solving -9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + -1x = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -1x = 0 + 9 -1x = 0 + 9 Combine like terms: 0 + 9 = 9 -1x = 9 Divide each side by '-1'. x = -9 Simplifying x = -9

Subproblem 2

Set the factor '(7 + -1x)' equal to zero and attempt to solve: Simplifying 7 + -1x = 0 Solving 7 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1x = 0 + -7 -1x = 0 + -7 Combine like terms: 0 + -7 = -7 -1x = -7 Divide each side by '-1'. x = 7 Simplifying x = 7

Solution

x = {-9, 7}

See similar equations:

| x^2+2+5=68 | | 20*2=190 | | 10*3=91 | | 15x+3x^2=0 | | 15x+13x^2=0 | | 21x+7x^2=0 | | 3x+9x^2=0 | | 0.33(24p-66)=3p+43 | | 4x+7x^2=0 | | -t+-7=-56 | | T+-7=-56 | | 4x^2-20x+25=10 | | 3x+21x^2=0 | | 18x+3x^2+15=0 | | -8x^2=6 | | 0.67x+7=13 | | 3x+7x^2+21=0 | | .3(24p-66)=3p+43 | | 7x+49x^2+14=21 | | 7(y+5)=35 | | 9x-40=2x+30 | | 9x^2=12x-4 | | 6x+10x^2-8=20 | | 8x^3=-1 | | 16x^2=8x-1 | | x^2+6x+9=20 | | x^4-27x=o | | 4=3x(-3x+4) | | 10x+25x^2-45=15 | | 4w-21+22d=4.4 | | 3b^2+3b+90=0 | | 9x+3x^2+15=0 |

Equations solver categories