If it's not what You are looking for type in the equation solver your own equation and let us solve it.
28q=4
We move all terms to the left:
28q-(4)=0
We move all terms containing q to the left, all other terms to the right
28q=4
q=4/28
q=1/7
| 29-x=167 | | 17–p=15 | | –7(t+4)=63 | | 248=147-v | | 84÷r=12 | | X2+4x-86=0 | | 9p=7.2 | | 7q=6.3 | | M2-5m+3=0 | | 0.8p+1.5=6.1p-5.7-0.3p | | 20x*54.5-20=100 | | (5x-10°)=75° | | 3.1(x+1.7)=6 | | 4/10+x=42/100 | | 68=2(3x+4)+2x | | 90=1.8x+32 | | 9(x-2.5)=4.5 | | t+3/5=3 | | 100=x^2-12x-18 | | 0.3x=11x | | 3x•96=180 | | 2.8(x-3)=1.2 | | –12p−–17p=15 | | 9x+10=12x-35 | | –14v−–5v=18 | | 9x+10=12x-15 | | -16=m÷3 | | 2n–8=12 | | 0.46c=5.2 | | -16=m/3 | | a+22=43 | | a+22=61 |