If it's not what You are looking for type in the equation solver your own equation and let us solve it.
f in (-oo:+oo)
15 = (5/6)*f // - (5/6)*f
15-((5/6)*f) = 0
(-5/6)*f+15 = 0
15-5/6*f = 0 // - 15
-5/6*f = -15 // : -5/6
f = -15/(-5/6)
f = 18
f = 18
| 3(2x-2)=22-x | | 19.95+0.21=24.95+0.16 | | 1/6(x-2/3)=2 | | 1/2+7/10 | | 8n-(2n+5)= | | 6b^2-7b+1= | | 0.25x+0.4y=0.5 | | 7(4)-4(4+3)= | | 5(2z-4)=9(z+4) | | 10m-3-2-1-10m+5= | | 12a=1a | | 10x^2+7x+1= | | -10y+4=-36 | | x^2(x^2-64)-49(x^2-64)=0 | | 2.9kg= | | 28+4y=1.2x | | 5x-7y+2y-9x+5y= | | 6+a=15 | | 14t+-26=0 | | (1/95)b=27170/1045 | | x-3+x+8+x+x-5=360 | | 6x+3(2x+6)=90 | | x^2-13x+11= | | 4(ab*ab)+(a*a)b= | | 23246753+3= | | 132*15= | | .6*18= | | 4a-7b^2=c | | (4x-8)^1/2=4 | | 20.48/0.2 | | 4+y=12-2(y+1) | | 3x-5x+5=x-9+14 |