Answer:
n+18
Step-by-step explanation:
A number n just means a variable n, and since we are increasing it (or adding to it), by 18, it is n+18
Answer:
=2a
Step-by-step explanation:
a-2/5a and a+2/5a cancel each other out and your left with a+a aka 2a
Answer:
y=-3x-2
Step-by-step explanation:
Answer: C, D
Step-by-step explanation:
edge2021