If it's not what You are looking for type in the equation solver your own equation and let us solve it.
300-p=2(-30)
We move all terms to the left:
300-p-(2(-30))=0
We add all the numbers together, and all the variables
-1p+360=0
We move all terms containing p to the left, all other terms to the right
-p=-360
p=-360/-1
p=+360
| -x+3/24=4 | | 4n2+4n=-36 | | 2p=2(p-30) | | -2u-2=2 | | {2x-34=12 | | 7x+46/2=6.9 | | -3-x+4/2=10-3x | | -3-x+4=10-3x | | 0.6x^2-x+0.4=0 | | 1/2(5y+4)=1/3(2y-1) | | X=x-3+x-8 | | |3+5x|+17=10 | | -8d=-5/6 | | -8k(-4k-3)=-5k-13 | | 4/5t=-2/9 | | -0.2(x-3)=1.4(x+1) | | 8/6t=-5/3 | | 9x=188 | | 0.17(5x-14)=0.85(2+x)-4.08 | | x+(2/3)x+(4/3)x=180 | | 2x+9x=188 | | -40m=m-10m | | 30k+22-15k=100-30+10k | | 30k+22k-15k=100-30+10k | | 30k+22k-15k=-30+10k | | 20+3y-3(-3)=20 | | 28–(–9k)+7k–(–14)= | | 0.75p^2-70p-500=0 | | 4(20+3y)+3y=35 | | 9.1+4.5a-2.5a=11.1a | | x2+14x+17=-976 | | 5(m+4)=36+10 |