Answer:
the answer to part B is 3 family memberships.
Answer: He wrote down 999 digits and the sum is
499,500
Step-by-step explanation:
1+2+3 going all they up to 999 and then added together.
Answer: y = 9
Step-by-step explanation:
x = 8 * 3 = 24
y = 3 * 3 = 9
so when x = 8 and y = 3, y = 9 when x = 24