If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4x^2+10x=-91
We move all terms to the left:
4x^2+10x-(-91)=0
We add all the numbers together, and all the variables
4x^2+10x+91=0
a = 4; b = 10; c = +91;
Δ = b2-4ac
Δ = 102-4·4·91
Δ = -1356
Delta is less than zero, so there is no solution for the equation
| 13x+3-7x-1=8 | | −7x−1= −9x−17 | | 70=7(2x+4) | | -7=8-50+d | | 48.5n+5-5=92 | | 6x-15-2x=-25 | | g+1/2=1/3 | | 2x-2+5=7x+13 | | 4x^2+120x-252=0 | | 3(q-4)=12 | | 5(8+7x)=110 | | 3x^2-2=7-x^2 | | 12x=62 | | -8w+3(w+5)=-30 | | 108=−12n−4(−5n+7) | | x^2-25=56 | | 4x^2+120-252=0 | | 2x-84+108=180 | | 2x^2-5=-9/2 | | -4k-1=15 | | 2.64=6.6x+10.56 | | 16x^2-8x+32=0 | | 25m=37 | | 0.2(x+10)-0.02(x-50)=13.8 | | |x+5|+4=12 | | 5(4-2k)=-8-3k | | 0.2(x+30)-0.07(x-60)=6.3 | | 45+x=10 | | X-4y=26 | | 132+6x=180 | | 4x+3(7x-2)=94 | | 2(10+4x)=36 |