Question

Algebra Help :) Will Fan & Medal

26. Solve for x.
x^2 - 4x - 5 = 0
A) x = -1 and -5
B) x = 1 and 5
C) x = 1 and -5
D) x = -1 and 5

27. Solve for x.
x^2 - 10x - 13 = 0
A) 1.16, -11.16
B) -1.16, -11.16
C) 1.16, 11.16
D) 1.16, 11.16

Answer 1

x*x-4x-5
=x*x-5x+x-5
=x(x-5)+1(x-5)
=(x-5)(x+1)

Answer 2

I is D

Answer 3

the answer to 26 is D

Answer 4

x*x-10x-13
use quradtatic formula
x=11.16,-1.16

Answer 5

and the answer to 27 is C i believe

Answer 6

26) D
27) A
im not sure if you need the workings too but you can ask me if you need the workings

Answer 7

@ryandaman2017 @Er.Mohd.AMIR Thanks :)