If it's not what You are looking for type in the equation solver your own equation and let us solve it.
21=5(x+3
We move all terms to the left:
21-(5(x+3)=0
| 5+10x+45=180 | | t-3.15=4.03 | | 7y-13-2y+9=0 | | 6p-5(5p+5)=-8-2(p+12) | | Y=168+8x | | 6/f=4/6 | | 50+3u=75 | | 10x+4=58 | | 5x+5+4x+10=180 | | 24/20=g/15 | | 4y-9=6y=2(y+5)-3 | | 5x+-5=4x+10 | | 32.02=5s+3.07 | | (6-f)-4=3f-4 | | 2(3x-10)=32 | | 44(y-2)-6y=-2(3y+2) | | 40=15x-7x | | 11-2x-3x+52=3 | | 2(y+6)=-3(6y-6)+5y | | 4x-6-1x-1=-20 | | 2(2x−1)=4 | | 7(4-c)=-24 | | 2(2z−1)=4 | | n−9=−19 | | 4v-9+3(2v+5)=-2(v+2) | | 4p-1-140=60+2 | | 90=39.36x+0.25 | | 30‐(‐6)=4x | | 5x-5x=9x+3 | | 6m+10=2m+4 | | -4+5w=-29 | | -4y+8=4(2y-2)-2(-16=8y) |