-7(x^2)=28

Simple and best practice solution for -7(x^2)=28 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 -7(x^2)=28 equation: 



-7(x^2)=28

We move all terms to the left:

-7(x^2)-(28)=0

a = -7; b = 0; c = -28;
Δ = b2-4ac
Δ = 02-4·(-7)·(-28)
Δ = -784
Delta is less than zero, so there is no solution for the equation

See similar equations:

| 6x+22+4(x-9)=0 | | c+2/3=4c | | 16x-7-15x=13 | | 1-x/3=1/3 | | X-8=-x+4 | | 20x+7x=3 | | 3*x=5/2 | | -3=3+y/2 | | n/10+6=21 | | 48-6x=2x-9 | | 80x=9-x | | 4(x-9)=6x+8 | | 3g−2g=18 | | X+.09x+.2x=150 | | 9x-45=- | | 63=6(m+3.1) | | 18=y/4-16 | | 3-4(2x+7)=15 | | 900=10-5x | | -4.13=(x-5.6)/4.8 | | -10=4x+30 | | 7x=313 | | 62.4=6(m+3.8) | | 2(y+3)+2(3y+4)=70 | | 16(3+x)=80 | | 4x+(2x+2)=20 | | 93.06x=40 | | 5x+8+82=6x+8 | | 5/13x=1/4 | | 35t+300=25t+200 | | 5x+8=6x+8+82 | | 15=32a |

Equations solver categories