x*x+6x-7=

Simple and best practice solution for x*x+6x-7= 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*x+6x-7= equation:


Simplifying
x * x + 6x + -7 = 0

Multiply x * x
x2 + 6x + -7 = 0

Reorder the terms:
-7 + 6x + x2 = 0

Solving
-7 + 6x + x2 = 0

Solving for variable 'x'.

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

Subproblem 1

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

Subproblem 2

Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 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 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

Solution

x = {-7, 1}

See similar equations:

| 51-5x=11-10x | | 1.5x=.33 | | 2+11x=-18x+x | | x=5t^2-3t+1 | | 6x-8=-8y | | 2x+(23-x)=34 | | 4(3-2x)=-2x | | 4(x+5)-2(x-3)= | | 5a+c= | | 4x+9=4x-1 | | x^2-12x+6y+33=0 | | 9(30)=5f-160 | | 8(56-2)=40 | | 3(3x+4)=16 | | 8(24-2)=40 | | 3-x/3x^-5x-12 | | 8(7-2)=40 | | 3(3+4)=16 | | (x^2-18)/3=x | | x^4+2x^3-14x^2-11x-2=0 | | y^2-12x-6y+33=0 | | X*0.20=200 | | -4x+7=-3-6x | | 4(3x-2)=-51 | | 4x+20-2x-6= | | 10x-15=6x+8 | | 3(1/3-2)=9 | | 3(6x+3)=-30 | | -5x-29=-14 | | 1/4ln^3x=0 | | y^2-12x+6y=33 | | 3/(x^2-1)=1 |

Equations solver categories