The answer is k = 0 and for some reason this has to be 20 characters
Answer:
x>-5
Step-by-step explanation:
12x-10>10x-20
2x-10>-20
2x>-10
x>-5
No, 0=0 has an infinite amount of solutions.
Answer:
First question:
D. 11 hours
Second question:
120cm/second
Hope this helped have a great day!!♥♥
Answer:
Step-by-step explanation:
I suggest you watch a video about completing the square if you're not sure what I'm doing.
1.
x^2+2x-3=0
(x^2+2x+1)-3-1=0
(x+1)^2-4=0
Hope this helped,
JoeLouis2