If 12-6r=r+8-3r what is the value of r + 4

What is the explicit formula for this sequence? -7, -4, -1, 2, a.) an = 8 + (b - 1)3 b.) an = -7 + (n - 1)3 c.) an = 3 + (n -1) (-7) d.) an = -7 + (n - )

What is the lcm of 16 and 40 ? 24 and 40 ?

Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?