7x*x-31x-20=

Simple and best practice solution for 7x*x-31x-20= 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 7x*x-31x-20= equation:


7x*x-31x-20=0

We simplify the equation to the form, which is simple to understand 
7x*x-31x-20=0

We move all terms containing x to the left and all other terms to the right. 
+1x-31x=0+20

We simplify left and right side of the equation. 
-30x=+20

We divide both sides of the equation by -30 to get x. 
x=-0.66666666666667

See similar equations:

| x^2+2y^2+6x+13=40 | | X-19=31 | | y=(x+1)(3x+2) | | 8x^3-7x^2+2x=0 | | x*x-16x+63= | | 4z/10-1=6 | | 27u^7-21u^5/3u^3 | | 1/(lnx^10)=6 | | m*m-9m+8= | | -16+8x=4x-7(2x-8) | | 25n-10=340 | | 5x+2(2)=4 | | 3x+4=2(2x-1) | | 27x+5y=15 | | y=3x^2+6-10 | | 2n^2-5n-3= | | 5x+3(2)=4 | | 15x^2y^2-5xy^2-150y^2=0 | | -5+3n=7(2n-7) | | 15a-3=162 | | 3(-0.25+0.125y)-3y=-6 | | -8k-4(k+2)=-8+6k | | 6x+12+4x+8=180 | | 12x+20=92 | | 2h^3d^9/12h^3d^7 | | (3a+2b)+(4a-2b)= | | 3x+8=1x+20 | | (3x-3y)+(5x+2y)=4-6 | | 5x+15=2x+30 | | 1+3x=4x-2 | | -4x^2-8x+21=0 | | 7x+20=2x+45 |

Equations solver categories