If it's not what You are looking for type in the equation solver your own equation and let us solve it.
5-8p=5p-21
We move all terms to the left:
5-8p-(5p-21)=0
We get rid of parentheses
-8p-5p+21+5=0
We add all the numbers together, and all the variables
-13p+26=0
We move all terms containing p to the left, all other terms to the right
-13p=-26
p=-26/-13
p=+2
| 1-6b-4=-15 | | -2x-3-x=-3(-2x=7) | | 2/3x+2x-1/4x^2=5/12x | | 2x2+9x-12=-2+x | | 15y+33=18y+0 | | x2+4x-9=x+1 | | x/7+7=-1 | | -7.1=y-8 | | -c÷3-5=-17 | | 723.80=44(x+2.45) | | 25a+26=20a+66 | | z/8+7=9 | | 4(x−3)−3x+1=-13 | | -5/2u-3=7/5u-2/5 | | 1500(.80x+1.59=) | | 31x+68=55x-100 | | 18(f+20)=1350 | | 5^2x=25^9 | | 3+4+4*15=y | | x-4.8=-2.9 | | 9(y+2)=36 | | 2z-8=-2 | | 32s+45=49s-57 | | 2016=42(p+15) | | 7w+1=8w+3 | | (x/8-7)=5 | | 5x-16=2x+16 | | 5h+3=10h-37 | | 870=5(x+17) | | 870=(5x+17) | | 4y^2+6y^2=10 | | 50k-97=14k+11 |