If it's not what You are looking for type in the equation solver your own equation and let us solve it.
t^2-7t+144=0
a = 1; b = -7; c = +144;
Δ = b2-4ac
Δ = -72-4·1·144
Δ = -527
Delta is less than zero, so there is no solution for the equation
| 3(2+3n)+5=4+8n | | 8-9a=98 | | -11+n=n-7-2n | | -11+n=n-7 | | x+2x=5+2x | | 5+2v=-1+3v | | 4m+14=4+3m+3m | | -3-v=4-2v | | 2a+3=7+6a | | -5+4a=4a+a | | 1+5k=4k-5 | | 10-5x-8=9x+40+× | | 1-3x=-7x+5 | | 14-b=b+4 | | -5(2x-4)=25 | | -7(k+9)=9(k-5)=14k | | 5p-1=-3+2-6-5p | | y^2+2.4y=-143 | | 19x+8+23=23 | | 5(7a+8)=215 | | 4-9x=7+12+3x | | y^2+2.4y+143=0 | | 4-9x=7+3(4+×) | | -3(-3k-6)=81 | | 3x-26=8x-9 | | -160=-3(-8a-8)+8 | | 7y3-13y2-2y=0 | | 122=2(5+8a) | | 2(0.5x-1)+22=2-0.4(x-1) | | x+1/4*x=15 | | 0.5=-2.5+x | | 18.21^2=77b+28 |