If it's not what You are looking for type in the equation solver your own equation and let us solve it.
7x^2+22=0
a = 7; b = 0; c = +22;
Δ = b2-4ac
Δ = 02-4·7·22
Δ = -616
Delta is less than zero, so there is no solution for the equation
| n+40=12n | | 6+2x-x=7 | | F(x)=7x^2+22 | | 6x+40=60 | | 10(x+2)+1(x-10)=x+4 | | 7y+14=63 | | 3x2-5x-10=x | | x/2=-4 | | t=3.25 | | 6-(-2)^2=x | | 4(x-5)=12•x•x | | 8c÷2c=2 | | 3x-4=-37 | | y/3=72 | | P=3.7*10^-4k | | -(18=4x)=8 | | (3p+3)=(4p+3) | | 4(x+3)=2(2x+9)-6 | | 300+0.14x=200+.025x.011x=100 | | 83/5=-4z | | 57=x-23 | | f(2)=6-2*2√2*2 | | .20x+0.80(20-x)=(0.20)(35) | | .30x+0.60(15-x)=(0.30)(40) | | -38d-57=-19+76 | | f(2)=6-2*2/2*2 | | 5(-1/5+9/5)=x-1 | | x(2x-2)+x(2x-2)=(4x+9)(x-4) | | 7x-(-3)=1 | | 22-4x=12x=+126 | | 5t=135 | | 0.22y-0.6=0.12y+3 |