If it's not what You are looking for type in the equation solver your own equation and let us solve it.
y in (-oo:+oo)
y = 2-4*(-1/2) // - 2-4*(-1/2)
y-(-4*(-1/2))-2 = 0
y-2-2 = 0
y-4 = 0 // + 4
y = 4
y = 4
| 180-.14=.29 | | 3x+7+x+8=39 | | 7/2x+1/2=27.5+9/2x | | -14=2(2x+3) | | 22x+7-27x=1-9 | | 16-x=4(4-3x) | | 6-5*3=y | | 3+4x=-3x+87 | | 7x+15-6x=-5-12 | | 6-5*2=y | | -18=3(y+1) | | -7x+7x=-x | | 71y=5(14y+29) | | x^2+3x+4=6 | | -7(-10+3)=x | | 6-5*1=y | | X^4-26x^2-160=0 | | 7/2x+1/2=271/2+9/2x | | 4(4a-1)=28 | | 32-5t=3t | | 7x+y=27 | | 14-.2(j-10)=.4(25+j) | | y=-6+5*1 | | 2+2=13-3x | | -30+-15d=24+21d | | 4-13x=8+x | | 9x+8(6/7x-1)=1 | | X-5.6=1.2 | | -3/2*8+4 | | -3/2*6+4 | | 81=8t-17t | | -3/2*4+4 |