If it's not what You are looking for type in the equation solver your own equation and let us solve it.
21p+16=5p-8
We move all terms to the left:
21p+16-(5p-8)=0
We get rid of parentheses
21p-5p+8+16=0
We add all the numbers together, and all the variables
16p+24=0
We move all terms containing p to the left, all other terms to the right
16p=-24
p=-24/16
p=-1+1/2
| 5x-20+7x+80=90 | | 2y/5=7/20 | | C=10/7(g-27) | | X+6/10=7/5+x-7/6 | | (X+6/10)=7/5+(x-7/6) | | 6x+9-2x=6+3x+9 | | (X+6)/10=7/5+(x-7)/6 | | 2m^2-11m+3=0 | | 0.35x+0.40(x+15000)=54750 | | 4x-6=2x+20+5 | | 9/y-3=8-3y/y+3 | | 5(2t-6)=60-5t | | C(x)=0.35x+36 | | v=2=-5 | | 5/6b=5/8 | | 4x+4=–2x–8 | | b+2=-12-5 | | 18x²-60+50=0 | | (7x+1)/5=(4x+1)/3 | | 84(x+5)=0.74x+0.90(5) | | 62x²+72x+72=0 | | 84(x+5)=0.74x0.90(5) | | 69×41-(5x+9)=x | | 9/k=17/7 | | 2x+3*4=8 | | 87=5w+17 | | 5x+11+x+19=180 | | 8=u/3-13 | | 5X+11+x+19=25 | | -5x+(10x-8)=51 | | 4/3/x=-5/2 | | 2b+5b-6=22 |