Answer:
-10,2
Solve by factoring set each equation equal to 0.
2x-4=0
X+10=0
Simplify
Answer:
It would be the first one.
Step-by-step explanation:
When it says "at least" that means Kristen has to walk 20 miles at minimum, but she can walk more if she chooses to. Therefore in context of the problem, the greater than or equal to sign would work best.
Answer: .667 yard
Step-by-step explanation:
Hope this helps
Answer:
-22.4+12.8
Step-by-step explanation:
If the temperature started at 22.4 below zero you would write that as -22.4 because it had risen 12.8 degrees you would add those 12.8 degrees to -22.4