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)
f/4-2 = 1 // - 1
f/4-2-1 = 0
1/4*f-3 = 0 // + 3
1/4*f = 3 // : 1/4
f = 3/1/4
f = 12
f = 12
| 11-v=9 | | (8z-3)(z+9)-(8z-3)(z-8)= | | -11=-5+-3d | | 15n-10=8n+32 | | 14x+3x-x=4x+48 | | 8.3w-1.3=6.1w-7.9 | | 55+25y=500 | | -37+4r=7(1-r) | | q^2+26q+25=0 | | (1x+16)+(4x+4)=180 | | 5d-4=-4 | | 6m+5+7m=-21 | | In(e^2x)=19/5 | | 9x=3x-18 | | F(x)=x^3+9x^2-15x | | 3x-5+9=16+x | | 285.7=0.75p | | 7n+20=6n-6(-x+5) | | -6.8+2.8+x=9.7 | | 7t-5=-19 | | (X+16)+(4x+4)=180 | | 5y/2=30 | | x+25y=500 | | 5/3w=10 | | .04(y-4)+.02y=.20y-.03(10) | | 0.35p=100 | | -2h+-7=3 | | 3-v=o | | 7.5+4x=300 | | 3*2+bx+3=0 | | v2-v1/t | | -33-3x=-5(-x+5) |