If it's not what You are looking for type in the equation solver your own equation and let us solve it.
p in (-oo:+oo)
3*p+p+(1/2)*p = 18 // - 18
3*p+p+(1/2)*p-18 = 0
9/2*p-18 = 0 // + 18
9/2*p = 18 // : 9/2
p = 18/9/2
p = 4
p = 4
| =3+-7-3x | | 4.6(x-2)=-0.4x+30.8 | | 0.07x+0.03(2x)=390 | | 4x+3=2x+183 | | 5v-15=25 | | 61=4u-15 | | 3x+13/2 | | x+11.68=24.48 | | v/12=u | | -[19-9-1]= | | 4x^2=2x+1 | | -2u=-20 | | -5u=26 | | 5a+8whena=7 | | 17(17b+6)= | | 6x+40=-2x | | 3x+5x=180 | | 2x^2*x-1=0 | | 13-7x=112+28x | | 13+-7x=112+28x | | 1/8x+3/4x+10 | | 3x^2+2=-9 | | -9(8x-2y+5z)= | | 19.8=y-18.3 | | 8-0/-2-8 | | 11.2=7y | | 13+-7x=112-28x | | 1/4(12x-20)=1/2(10x-6) | | x-7+43+4x+50=180 | | 13-7x=112+-28x | | 2v=2.56 | | 14=y-18 |