x^2+6*x-4=-9

Simple and best practice solution for x^2+6*x-4=-9 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+6*x-4=-9 equation:


Simplifying
x2 + 6x + -4 = -9

Reorder the terms:
-4 + 6x + x2 = -9

Solving
-4 + 6x + x2 = -9

Solving for variable 'x'.

Reorder the terms:
-4 + 9 + 6x + x2 = -9 + 9

Combine like terms: -4 + 9 = 5
5 + 6x + x2 = -9 + 9

Combine like terms: -9 + 9 = 0
5 + 6x + x2 = 0

Factor a trinomial.
(5 + x)(1 + x) = 0

Subproblem 1

Set the factor '(5 + x)' equal to zero and attempt to solve: Simplifying 5 + x = 0 Solving 5 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + x = 0 + -5 x = 0 + -5 Combine like terms: 0 + -5 = -5 x = -5 Simplifying x = -5

Subproblem 2

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

Solution

x = {-5, -1}

See similar equations:

| 5x+30+10x-10+8x-1+6x-7=360 | | -7/3=5/7w-5/2 | | x^2=19-11x | | 2x+25+3x+25+90+90=360 | | 5x+x-15=22 | | p^2+12*p+21=-6 | | 4x^2-32x=7x^2-14x | | 2x+25+3x+25=360 | | .6x+6=.3x-13 | | 113+98+x+42=360 | | 4x(2x+12)=180 | | 6R=54 | | 7*v^2-42*v-49=0 | | L+71=100 | | x-2/16=3/8 | | 12-7x=3+3x | | 9M+15=60 | | 3F-7=14 | | x-4/15=1/5 | | -3x-1=5x-49 | | x-4/15 | | 8*r^2-40*r-112=0 | | x^2+19x=12x | | 3x+2=-3x+50 | | ((2/7)/2)^2 | | m^2+18*m+72=0 | | 3=t/8 | | f(4)=5/4r-1 | | -4x+9=-6x+21 | | 8X-10=7X+9 | | x^2-12*x+20=0 | | (2/7)^2 |

Equations solver categories