-19=x^2+8x-3

Simple and best practice solution for -19=x^2+8x-3 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 -19=x^2+8x-3 equation:


Simplifying
-19 = x2 + 8x + -3

Reorder the terms:
-19 = -3 + 8x + x2

Solving
-19 = -3 + 8x + x2

Solving for variable 'x'.

Combine like terms: -19 + 3 = -16
-16 + -8x + -1x2 = -3 + 8x + x2 + 3 + -8x + -1x2

Reorder the terms:
-16 + -8x + -1x2 = -3 + 3 + 8x + -8x + x2 + -1x2

Combine like terms: -3 + 3 = 0
-16 + -8x + -1x2 = 0 + 8x + -8x + x2 + -1x2
-16 + -8x + -1x2 = 8x + -8x + x2 + -1x2

Combine like terms: 8x + -8x = 0
-16 + -8x + -1x2 = 0 + x2 + -1x2
-16 + -8x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-16 + -8x + -1x2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(16 + 8x + x2) = 0

Factor a trinomial.
-1((4 + x)(4 + x)) = 0

Ignore the factor -1.

Subproblem 1

Set the factor '(4 + x)' equal to zero and attempt to solve: Simplifying 4 + x = 0 Solving 4 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + x = 0 + -4 x = 0 + -4 Combine like terms: 0 + -4 = -4 x = -4 Simplifying x = -4

Subproblem 2

Set the factor '(4 + x)' equal to zero and attempt to solve: Simplifying 4 + x = 0 Solving 4 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + x = 0 + -4 x = 0 + -4 Combine like terms: 0 + -4 = -4 x = -4 Simplifying x = -4

Solution

x = {-4, -4}

See similar equations:

| 6x+36=12x-63 | | 3(e^5x)=2 | | 5/(-1) | | x^-4x+3/2x=0 | | 2086-2x=9x | | 17y+3=12+6y | | 5(3c+2)+4(c-7)=20 | | 3y-4+y+44=8y+40-6y | | 2x^2-0.5=0 | | x=3/4y+2/3 | | 17y+3=12+6 | | 5a+4=2a+13 | | 6p=8(4p+9) | | 4(5-x)=4 | | 4x-2=4(x-4) | | (15/8)/(45/16)=x | | 3u+8=11 | | -9(x-5)+5=50 | | 12x(x+3)-3x=117 | | x-33=25 | | 8y-2y+4=22 | | 3x^2-4=64 | | 15/8/45/16 | | N^2-12n=27 | | 4v-19=5 | | -20-(4x-4)=-1 | | 92-3x=33x+24 | | 2+14=-8+9z | | 3+7=7 | | y/3+10=25 | | 9m^2+8m=22 | | y=43.81-0.395 |

Equations solver categories