If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4k^2-9=-59
We move all terms to the left:
4k^2-9-(-59)=0
We add all the numbers together, and all the variables
4k^2+50=0
a = 4; b = 0; c = +50;
Δ = b2-4ac
Δ = 02-4·4·50
Δ = -800
Delta is less than zero, so there is no solution for the equation
| -5(1-5x)+5(-8x-2)=-4x-11x-15 | | (2x-6)4x=360 | | k/5+9=15 | | 8+2x=8(1+8x) | | 2x^2-4=-18 | | 4k^2+6=22 | | 12n-7-3n=12 | | -9=6n-3/5 | | 5+8(4p+2)=213 | | 23+15x-5=180 | | 1/5=(13-20x)-14-4x | | 4+2b=18 | | -1.6=3.2+y/3 | | 4x^2+21x+49=0 | | 15=7+2j | | 6(7n-5)=96 | | 198=-9(-10+n) | | 4x^2+15x+49=0 | | 12=k3 | | 20=x(.8) | | x-8-2=-11 | | 23x+20=250 | | X+15=5x+10 | | 5=15+8+x | | 49=-7(-3+v) | | Y=-2x*2+x-1 | | 100=11x-12 | | 9−3n=–6n | | 1/1/3+x=3/3/2 | | 8+15=5+x | | -1.5+v/4=-7.9 | | 6y+15-6y=15 |