If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x*7=210
We move all terms to the left:
x*7-(210)=0
Wy multiply elements
7x-210=0
We move all terms containing x to the left, all other terms to the right
7x=210
x=210/7
x=30
| 2t-10=t+3 | | x²-6x-27=12 | | x²-6x-27=0 | | 3x²=8x | | 8x-5=6x1 | | -2(i+5)+6=4(i+2) | | 4x+17=5x-3 | | 4t^2-3t+42=0 | | 17.5+4x=(-6.5(3x-6)) | | 5b+85=157-3b | | -2x-12=-3x-19 | | (V)=4^1.25d | | -6(9x+5)-3x+4x=(-408)+7 | | 4(x-2)/x+5x+16/2x=0,5 | | 7(8x)=56 | | x+3/2-x-2/3=x-2 | | (4w+1)(5+w)=0 | | 0.35x+0.25=-0.65 | | 5−6h=-5−7h | | 6=x/6-2 | | 7x+3(x+9=117 | | 2=1+i√3 | | -7j+1=-6j−6 | | 5(b)+5(b)=20 | | 25r2-121=0 | | 4^4x-26=16 | | -10−7k=-5k+10 | | 10+u+9u=5u−10 | | -4b+7=3b | | 10−2t=t−8 | | 4s=9+3s | | 2x+8=218 |