21n + 7
Combine like terms.
n, 7n, 7n, 3n, and 3n are all like terms. These can be added together as 21n.
7 is the only term by itself.
Put these together to get 21n + 7.
Please consider marking this answer as Brainliest to help me advance.
Answer:187
Step-by-step explanation:
15+5•33^2+6
15+166+6
=187
Answer:
Step-by-step explanation:
P (-3, 2) Q (5, -1)
Substitute into the formula below