If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3x=18=21
We move all terms to the left:
3x-(18)=0
We move all terms containing x to the left, all other terms to the right
3x=18
x=18/3
x=6
| 3p-5p=-3-p+2p | | -8=-3+m3 | | 2-t÷5=-6 | | z-7/2=1 | | 9+r6=7 | | 2=9x-7x | | 4.62w+0.19=55.39 | | 14v+97=53v-98 | | (1/4)(8y+36)=44 | | x=4x2-12x-15 | | x(x+17)-70=0 | | -3(h-20)=3 | | 48=18/3x2 | | 5=6-d | | 16k-57=3k+99 | | 3n+8(2n+4)=-82 | | -47=-5x+3(5x+11) | | 6=3(g+1) | | 3z4,-16=74 | | 3(u-7)=6 | | |-10k|-2=38 | | 64j-81=24j+39 | | 1=-8-7r-5 | | 3(2u+5)=35 | | t+4/2=3 | | m9-7=-8 | | 3(s+13)-4=5 | | 7r+85=49r+1 | | -2x2+56x=0 | | 4x+6=56+9x | | 5=3+p/4 | | 15c=2000 |