Answer:
x^2 - 3x - 18
Step-by-step explanation:
Just follow in terms of FOIL
First, outer, inner, last. First means multiply the terms which occur first in each binomial, Outer means multiply the outermost terms in the product, Inner means multiply the innermost terms, and Last means multiply the terms which occur last in each binomial.
For question 2 it is 15
Because: 4 time 6 is 24 and then you minus 9 which is 15
So there you have it the answer is 15
Answer:
Equivalent ratios
20 = 40 = 60 = 80 and so on....
15 = 30 = 45 = 60 and so on.....
Both include 60
Answer:
to find the mean you add up all the values to get the sum, count the number of values you have in your data set, then divide the sum by the count
Step-by-step explanation: