Answer:
Step-by-step explanation:
Hello,
<u>The mean of five numbers is 8</u> so we can write
<u>When another number is added the mean is 7</u>, let s note x the another number we can write
From the first equation we can say
So the second equation becomes
The solution is then 2
Hope this helps
4
Use the table of trigonometric ratios /in a picture/.
Answer: m∠A ≈ 70°
Put 34 in place of the z. The problem is basically asking what equation can you do to get -24?
2 + 8 - 34 = -24
Answer:108