x^2+1x-42=

Simple and best practice solution for x^2+1x-42= 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+1x-42= equation:


Simplifying
x2 + 1x + -42 = 0

Reorder the terms:
-42 + 1x + x2 = 0

Solving
-42 + 1x + x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-7 + -1x)(6 + -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 '(6 + -1x)' equal to zero and attempt to solve: Simplifying 6 + -1x = 0 Solving 6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1x = 0 + -6 -1x = 0 + -6 Combine like terms: 0 + -6 = -6 -1x = -6 Divide each side by '-1'. x = 6 Simplifying x = 6

Solution

x = {-7, 6}

See similar equations:

| x+x+17+(3x-20)=662 | | 7/9b=31/9 | | 1/2(3y-1)+1/4(6y+5)= | | x^2+1-42=0 | | -18=r/4 | | x^3=26 | | X+1/x+2 | | -10x=170 | | (y^2/3) | | (2x^2)-5x-3= | | 2x^3-x^2=18x-9 | | b+b+475000=625000000 | | 1/7x-5=7/9x+10 | | v+7/9=37/9 | | (2x/3)-x=(x/12)-(5/4) | | 64s^2+80+25=0 | | x+x+4=392 | | v+7/9=41/9 | | 0=x^4+41x+400 | | b-8/5=-3/10 | | y=-Ix-5I+4 | | -4/x+1=-1/x+5 | | X^3+3x^2-64=0 | | q+2/15=-9/10 | | 8x^2+7= | | (2x/3)-x=(x/2)-(5/4) | | 7b+3-13b= | | -(7y+3)-(-6y-7)=3 | | m-6m-3m+6= | | K/5=0 | | 5x-0.7=2.8 | | 2n+3/5 |

Equations solver categories