If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3+0.05x=4.2
We move all terms to the left:
3+0.05x-(4.2)=0
We add all the numbers together, and all the variables
0.05x-1.2=0
We move all terms containing x to the left, all other terms to the right
0.05x=1.2
x=1.2/0.05
x=23+0.05/0.05
| 5x–9=–24 | | x+(x3+4)=72 | | .5x–9=–24 | | 15=a3 | | b/10+10=14 | | 2x+20=4x+60 | | 17+4q=26 | | 3(4x-7)+3=18* | | 3+y=-12 | | 2k−8k+1=49 | | 28=6x-12 | | 4=3x+22=5=3x+14 | | n-2.25=-0.59 | | 1=h+10 | | -9+k=17 | | f+12=75 | | m+6=-10 | | X+5=2x+7/30 | | 1h-1h+12=18 | | X/b-2=C | | -5z+4=-6z+10 | | n+30=36 | | −5(x−3)-3x−2=45 | | 10=1k | | 5m+9=44 | | 9.6x=5.6x | | 4=-9+b/7 | | 112.5=15g | | 85=-5y | | -4z–6=2z | | -2=m-10 | | 1/3-2/3x=3 |