If it's not what You are looking for type in the equation solver your own equation and let us solve it.
49=12u-5u
We move all terms to the left:
49-(12u-5u)=0
We add all the numbers together, and all the variables
-(+7u)+49=0
We get rid of parentheses
-7u+49=0
We move all terms containing u to the left, all other terms to the right
-7u=-49
u=-49/-7
u=+7
| B^2=4b-32 | | 3xx5x=0 | | 150-10x=90 | | 6x-52=4x+4 | | 3a+(25+a)=25 | | 4x20=80 | | -16x+1=-15x+1 | | 9x-76x=499 | | 5/6x=31/3 | | 3/x+6=6/8x-12 | | a+(0.75a)=21 | | a/4+12=2 | | 21.75x=591.6 | | a/4+12=1 | | a/12+2=4 | | 7.33x+2.22x-9.11x=14.8 | | -42=-14+x | | -3x-7+1/3x=-7 | | 8x-8(-4x-14)=24(x-12) | | 3,504=48(p+35) | | Yx.16=494 | | -x/3-x=-x-21 | | 3u+2=11 | | -10x-7=193 | | (x-4)^2+2=2 | | 1/2s+14=36 | | |2x-7/10|=10 | | 9x+2=40 | | 3(x+1)^2-7=5 | | -12/5=-4w | | 0.89x+24=1.19 | | 2x=x+34+40 |