If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3.80x+3=21.29
We move all terms to the left:
3.80x+3-(21.29)=0
We add all the numbers together, and all the variables
3.80x-18.29=0
We move all terms containing x to the left, all other terms to the right
3.80x=18.29
x=18.29/3.80
x=4+1/1.2297734627832
| 360=67+67+4x | | 7x-10=397x=39+107x=49/7/7x=7 | | 1/x=8/7 | | n/4=13=45 | | 48+12=d | | 29+40=c | | 6x+6-6=0 | | 9+23=c | | 9x²-18x-72=0 | | 750=15x-50 | | 2.5x-35=-4.5x | | 4x+12+3x+4=180 | | 180=50+50+3x-20 | | 360=50+50+3x-20 | | 360=124+124+2x | | 15÷20=n | | 39=0.27z+18 | | .4*x-x=6000 | | 0.5c+7=17 | | 6=m+11 | | 7x+30=58 | | [[=9z-83 | | (5x+8)(6x+8)=82 | | (5x+8)(6x+8=82 | | .06*x=100 | | -3x+7/3=-5/2x-5/2 | | -2p+6=16 | | -2p+6=26 | | 8÷2x-5=3 | | 5(x+10)+3=−6(x−10)−10 | | 5p/3-6=12 | | 80100=x+(x+20025) |