30 = 2 * 3 * 5
<span>48 = 2⁴ * 3
</span>
<span>60 = 2² * 3 * 5
</span><span>GCF = 2 * 3 = 6</span>
Answer: 
Step-by-step explanation:
The formula for finding the nth term of an arithmetic sequence is given as:

first term = -15
common difference = -6 - (-15) = 9
number of terms
substituting into the formula , we have :


X=3 and x=-9 solve by factoring
90 degree
or right angle
Hope this helps <span />
Answer:
x = -4 or x = 2
Step-by-step explanation: