-5x(x+3)=45

Simple and best practice solution for -5x(x+3)=45 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 -5x(x+3)=45 equation: 



-5x(x+3)=45

We move all terms to the left:

-5x(x+3)-(45)=0

We multiply parentheses

-5x^2-15x-45=0

a = -5; b = -15; c = -45;
Δ = b2-4ac
Δ = -152-4·(-5)·(-45)
Δ = -675
Delta is less than zero, so there is no solution for the equation

See similar equations:

| 25x(7-12)=25x | | 7x-45=3x+35 | | 212-32=1.8c | | 2(x-5)=4(2x+5) | | 8=-6v+4(v+4) | | -2x-9x-+2x=2x+12-6x+3x | | 104-32=1.8c | | 7x-45^=3x+35^ | | 14w+15=180 | | –7k−8=–9k | | -10=2.6+y | | 32-32=1.8c | | -12=-4(6+4x)7(x-6) | | 12+p=23 | | 4x+3x=-25+53 | | 6x+9=10x−3 | | 4x-1=(2x+2)+2x | | C(7r-2)=21r-6 | | 2(2+8x)+4x=-156 | | 2(x+12)=-12+4x | | F(x)=3x^2-5/4x+10 | | 4(x+3)-2x-6=6-12 | | 2/3x+125=685 | | x/5+4=34 | | 9q-7q=4 | | x/10-11=5 | | 4m+6=–6 | | 12(3n-2)=64 | | –3j=–2j+4 | | -3(x-4)=2x+4x | | 3(c+2)=2c+15 | | 3x-12+7x=18+20x |

Equations solver categories