p^2-4=5

Simple and best practice solution for p^2-4=5 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for p^2-4=5 equation:


Simplifying
p2 + -4 = 5

Reorder the terms:
-4 + p2 = 5

Solving
-4 + p2 = 5

Solving for variable 'p'.

Move all terms containing p to the left, all other terms to the right.

Add '4' to each side of the equation.
-4 + 4 + p2 = 5 + 4

Combine like terms: -4 + 4 = 0
0 + p2 = 5 + 4
p2 = 5 + 4

Combine like terms: 5 + 4 = 9
p2 = 9

Simplifying
p2 = 9

Take the square root of each side:
p = {-3, 3}

See similar equations:

| -x+2=26 | | 15x-(5x+10)=x+2 | | 56/7=8 | | (9-m)= | | c(3e+9g)= | | 6x+2=4-2x | | 30x^2-126x+120=0 | | 22-(-37)-70= | | 12m^2-56m+32=0 | | 9b(1+3a)= | | 5x+x-7=5x+3 | | 9z-8z=3z+9+2z | | 7x^2+3=38 | | (p+2q-r)= | | 15n^2-55n-210=0 | | 20p^2-32p+12=0 | | Y=3(-3)+3 | | 5(9s-2t+v)= | | 4x^2+4x-224=0 | | -4x-10=-5+18 | | 2.5x+.5x=2x+17.5+4.5x | | 7x^2+84x+245=0 | | 7x+3+5x+9=90 | | 3x(9-2)= | | m(x+3)= | | 3y-4+y+38=7y+40-5y | | 8(3p-2q)= | | 14x^2=3x+5 | | 18w-126w-126=126w+108 | | 4s(4-8t)= | | x^5-64=0 | | 3x^2+2x^2=35 |

Equations solver categories