If it's not what You are looking for type in the equation solver your own equation and let us solve it.
n in (-oo:+oo)
n/4 = 18 // - 18
n/4-18 = 0
1/4*n-18 = 0 // + 18
1/4*n = 18 // : 1/4
n = 18/1/4
n = 72
n = 72
| 52+180=2(26+90x) | | a-12=3(1-a)-(7-4a) | | R=4+7x-3x | | 8K+6K(K+2K)= | | -7(m-3)+4(m-7)=-5m-4+5m+9 | | x(4x-1)=3(x+1) | | -2+2h=2 | | -3(-3+3r)=63 | | 0.6x+0.1=0.8x-0.5 | | -6-k=k-4 | | 5h-7=2(h+1)-8 | | 20=p/-25 | | n*2+5=3 | | -5-(x-7)=4 | | 4b-5b=-8 | | 3y^3+30y^2+75y=0 | | -2.23+x=9.77 | | F-349=186 | | 3.2=12s-5s | | 52+180x=26+90x*2 | | -161=23p | | -7(-2+3v)-3(8v-8)=38 | | -4(v+1)=6v-46 | | Log[2](4x+4)=3 | | (2h-7)-(h+10)= | | x^2+9x=88 | | 2x^2-13x+18=y | | 16(a-2)+3(1030-a)= | | 9(2a+5)=99 | | 4s+10=18 | | 2x^2-20+60=0 | | Y=5-1/2x |