(x-3)-x(x+5)=90

Simple and best practice solution for (x-3)-x(x+5)=90 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-3)-x(x+5)=90 equation: 



(x-3)-x(x+5)=90

We move all terms to the left:

(x-3)-x(x+5)-(90)=0

We multiply parentheses

-x^2+(x-3)-5x-90=0

We get rid of parentheses

-x^2+x-5x-3-90=0

We add all the numbers together, and all the variables

-1x^2-4x-93=0

a = -1; b = -4; c = -93;
Δ = b2-4ac
Δ = -42-4·(-1)·(-93)
Δ = -356
Delta is less than zero, so there is no solution for the equation

See similar equations:

| (x-3)=90 | | 70w+420=1330 | | 4+3h-h=2+18 | | 2(x+5)(x-3)-x(x+5)=90 | | 2x+3(x-4)=48 | | 2x/73=2 | | (x/6)=198 | | 6x²+14x+23=7x²+23x-29 | | -2x+5=-6x-8+19 | | 50b+40=890 | | -2v-9=-9v-3+7v | | 6x-4(x+8)=-42 | | 3z+2/4=z+5 | | -6x-4=2x+4(1-3x) | | (6x-2)=70 | | 80b+50=1330 | | 5x=3x=28 | | 60w+480=900 | | y/4+1=y-8 | | Y+12=y+10+3 | | 2x+3(x+1)=7 | | 15x-20=5x+50 | | -5x-2(-6x-11)=-55 | | 30x-270=510 | | 3s=3.9 | | x-5/4=x-11 | | 4x=45+1x | | 72=-7x-4(-x-9) | | 1x+2x+(10+1x)=90 | | 60b+30=750 | | 9b=243 | | 35(x)=2000 |

Equations solver categories