If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4(a)=28
We move all terms to the left:
4(a)-(28)=0
We move all terms containing a to the left, all other terms to the right
4a=28
a=28/4
a=7
| 11+6(x-7)/7=11 | | r/2-5=15 | | 3x+2/8.5=2 | | 2x=35x+7=3 | | 21x-2=57 | | 69=5(7)^2x+4 | | 4x-3=65-2x | | 9x-5/2=11 | | -283=-7(-5-7n)+4 | | q=4.2——5q-17 | | 41x-7=116 | | k^2+6^2=10^2 | | 3^x+1=43 | | 6+2x=82 | | 16t^2+24t-6=0 | | 3n–8=2n+2n= | | 4×(x-2)-5×(2-3x)=4×(2x-6) | | mB=143° | | x+3.5=1/2+12 | | 2(7r+4+4r=-136 | | 10a-6=2a+12 | | -3k+32=131 | | x+x+63+185=360 | | 5~0.5x=13 | | –24=q–19 | | 3x-10+6x+5+6x+5=360 | | -144=-9(-3+k) | | -80=-5(6n+4) | | x+5x-6/2=8 | | 1-8b=25 | | B=3x+63∘ | | 1.5=0.6w+0.3 |