If it's not what You are looking for type in the equation solver your own equation and let us solve it.
s=12(7)+2(3)
We move all terms to the left:
s-(12(7)+2(3))=0
We add all the numbers together, and all the variables
s-150=0
We move all terms containing s to the left, all other terms to the right
s=150
| 3y+7=−6y−56 | | $4.50x=2 | | 4x+-4=-16 | | b+5b=90 | | 12-f=25 | | 2/3x+7=8 | | -122-3j=-4(-3j-4)+-3 | | −7=s−1 | | 1/22g+23=48 | | 2s=54 | | y=8(-2)-5 | | a=44+25 | | x²-4x=117 | | 2r-263=5(-9r-7)+9r | | 15h-20=6h+16 | | 62650+X-0.01x=20000 | | Y=32x+65 | | 16t-11t+3t-8=8 | | 13x=8x+75 | | v=1/390(25) | | 2x-4=5(x+7)-4x | | 1x2-2x+4=0 | | 3x-2.5+4x=23.75 | | (x+32)=x | | d=40*5 | | 5g+-20g+7=-8 | | 2^3x=1/11 | | 2n^2+2n+6=0 | | x+121=4(5x) | | a-159=90 | | 20p-19p+p+2p+p=20 | | 7(4-c)=-3 |