(p+7)(p-5)=0

Simple and best practice solution for (p+7)(p-5)=0 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+7)(p-5)=0 equation:


Simplifying
(p + 7)(p + -5) = 0

Reorder the terms:
(7 + p)(p + -5) = 0

Reorder the terms:
(7 + p)(-5 + p) = 0

Multiply (7 + p) * (-5 + p)
(7(-5 + p) + p(-5 + p)) = 0
((-5 * 7 + p * 7) + p(-5 + p)) = 0
((-35 + 7p) + p(-5 + p)) = 0
(-35 + 7p + (-5 * p + p * p)) = 0
(-35 + 7p + (-5p + p2)) = 0

Combine like terms: 7p + -5p = 2p
(-35 + 2p + p2) = 0

Solving
-35 + 2p + p2 = 0

Solving for variable 'p'.

Factor a trinomial.
(-7 + -1p)(5 + -1p) = 0

Subproblem 1

Set the factor '(-7 + -1p)' equal to zero and attempt to solve: Simplifying -7 + -1p = 0 Solving -7 + -1p = 0 Move all terms containing p to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -1p = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -1p = 0 + 7 -1p = 0 + 7 Combine like terms: 0 + 7 = 7 -1p = 7 Divide each side by '-1'. p = -7 Simplifying p = -7

Subproblem 2

Set the factor '(5 + -1p)' equal to zero and attempt to solve: Simplifying 5 + -1p = 0 Solving 5 + -1p = 0 Move all terms containing p to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1p = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1p = 0 + -5 -1p = 0 + -5 Combine like terms: 0 + -5 = -5 -1p = -5 Divide each side by '-1'. p = 5 Simplifying p = 5

Solution

p = {-7, 5}

See similar equations:

| -19.6=-2.8r | | 7a+3(9+5a)= | | 3m+2m=65 | | 20x^2=4x | | 2[6+6(9-3)]= | | (-11x+1)(-2x+3)=0 | | 1.2x+0.6=1.6 | | 5.2a=31.2 | | 3x+2=12-61 | | (y-9)(y+2)=0 | | d-3.4=2.3 | | 23=10t-15 | | 23=10t-17 | | 17=13-6*N | | 1.65*7.8= | | 8(x+3)=8x-24 | | 14-n3/4=8 | | (5x+1)(4x+3)=0 | | m-4=12.25 | | (m-15)(m+8)=0 | | 18.6=-3.1f | | 0=x^2-3x+207 | | y=1/2x2 | | y+5.6=17.02 | | 2c^2+14c=10 | | A=2/7*3.14*q^3 | | 8(4x-6)= | | (m-5)(m+8)=0 | | 3x+9=4x+2 | | ln(8x+5)=4 | | 6x^4=3750 | | 8p=8p-36 |

Equations solver categories