If it's not what You are looking for type in the equation solver your own equation and let us solve it.
t in (-oo:+oo)
-6/7 = (9/7)*t // - (9/7)*t
-((9/7)*t)-6/7 = 0
(-9/7)*t-6/7 = 0
-9/7*t-6/7 = 0 // + 6/7
-9/7*t = 6/7 // : -9/7
t = 6/7/(-9/7)
t = -2/3
t = -2/3
| X^2+18x=29 | | -x+5y=32 | | ((2s^4)/(s^0))^-1 | | X^2-18=29 | | 7x-10y=55 | | 2.3x-3.2y= | | 3x-8=-37 | | 15x+12y=60 | | 8x+0.7=72.7 | | 5x+21=8x-36 | | -3x=3y-12 | | -7x-3x=6 | | M+4=3m+4 | | 3.5x+5.6y= | | f(-2)=2-4x | | 5x+4=6x+12 | | 28x=24x+16 | | 3(7.5)-2=28 | | 2/5x-4=1/2 | | 3-6i/4-3i | | (4x-14)-34=-5x+(3x-8) | | 4/5=x/(-5/2) | | 150+25x=55 | | P-5=5 | | 0.9x+2.3=6.4 | | 31=-2d+7 | | 29x=24+16 | | f(x)=20x+1980 | | 8x+4+4x+2=180 | | 10x-9=x+4+14 | | 12+20x=5(8x+(-7))+x | | f(x)=1980 |