If it's not what You are looking for type in the equation solver your own equation and let us solve it.
15u=285
We move all terms to the left:
15u-(285)=0
We move all terms containing u to the left, all other terms to the right
15u=285
u=285/15
u=19
| r-190=549 | | 14.4=-2.4b= | | v-359=532 | | v−359=532 | | 13=v/27 | | u-687=158 | | u−687=158 | | 1/2m-2.5=1.25m+2 | | c/4=25 | | -4x-7+6x=12+3x-69 | | 1/2m-21/2=11/4m+2 | | 129.5-x=73 | | 3(-3v-1)-v=-33 | | 3(x-3)+2(x-3)=5 | | 2(x-3)+7x=11 | | y=400(0.8)^7 | | 5x-27=2(2x-5) | | 6^x=4x-1 | | y=400(0.8)^6 | | y=400(0.8)^5 | | -4n2+6n-16=-5n2 | | y=400(0.8)^4 | | 2/3n+4=24 | | 2z+4=5Z9,-8 | | w^2-12w-45=0 | | 5/4x-2=3/2x-4= | | 55+52+8x+1=180 | | x^2+6x=144 | | 55+52+8x=180 | | -2(-3x+13)=-4(x+1)-2 | | 130+20+6x=180 | | (3x^2+5x)x=330 |