For this case we have:
The general formula of the arithmetic sequence is given by:

Where
: Last term
: First term
n: Number of terms
d: Difference
Rewriting according to the given common difference, we have:

Answer:

What question did u need help with
If you would like to factor the expression 36y^2 - 84y - 147, you can do this using the following steps:
<span>
36y^2 - 84y - 147 = 3 * (12y^2 - 28y - 49) = </span>3 * (6y + 7) * (2y - 7)
The correct result would be b. <span>3 * (6y + 7) * (2y - 7)</span>.
Answer:
24:12:28:12
Step-by-step explanation:
76÷19=4
6×4:3×4:7×4:3×4
=24:12:28:12
Is that .9? or was that period mark accidental?