If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
(1/8)*(x+18) = 7 // - 7
(1/8)*(x+18)-7 = 0
1/8*(x+18)-7 = 0
1/8*(x+18)-7 = 0
1/8*x-19/4 = 0
1/8*x-19/4 = 0
1/8*x-19/4 = 0 // + 19/4
1/8*x = 19/4 // : 1/8
x = 19/4/1/8
x = 38
x = 38
| .5x+1y+2z=20 | | (x+15)=(2x-30) | | b^2+1=2b | | x=2x-45 | | 6x+4=(2x-5)(9x+6) | | .10(x+5.00)=2.40 | | x-9=91 | | .10(x+5.00)=2.50 | | .10(x+5.00)=2.00 | | -2(2y-3)-y=-4(y-2) | | x-51=18 | | 5d+3= | | (x/5)-(2/5)-(x/3)=(x+1)/2 | | 33+x=61 | | x-44=36 | | x/11=8 | | x-22=43 | | (m+2)/5+(m/3)=(m+1)/2 | | 9d+d= | | (x^2)/10=0 | | 7(8+2x)=168 | | 6x-1=2+3x | | (7/x)+(5/x)=2 | | 7(6x+6)=168 | | 5(7x+5)=200 | | 3/4(x+7)=24 | | 98-2x=25x+20 | | 3/4(x+7)=15 | | 10x^2+9=15x(x-2) | | 500=4+x(650-10x) | | 4x+7=6x+1 | | x+9=2+2x |