Question

Please say the answer ​

Answer 1

p(x)=x-5

substitute p (x)=0

0=x-5

move the variable to left

-x=-5

change the signs

solution = x=5

p(x)=2x +5

substitute p (x)=0

0=2x +5

move the variable to left

-2x=5

divide both sides

solution

x=-5

_

2

p(x)=3x-2

substitute p (x)=0

0=3x-2

move the variable to left

-3x=-2

divide both sides

solution

x=2

_

3