Question

Algebra help please!

Answer 1

@kewlgeek555 @zpupster

Answer 2

@kewlgeek555

Answer 3

B & C?

Answer 4

3. A
4. A

Answer 5

C & B?

Answer 6

1. C
2. wtf?! I don't think I've learned this yet. o.o

Answer 7

315/405 divide a common multiple of both a good choice here is 5
so
63/81 here 9
so
7/9 now 7 is prime you are done!

Answer 8

7 2/9
7 whole number
2 numerator
9 denominator

then 7*9=63 then plus 2 = 65/9

kewl is right both are A

Answer 9

Includes the counting numbers {1, 2, 3, ...}, zero {0}, and the negative of the counting numbers {-1, -2, -3, ...}

-2 only integer


and
\[ \Large\ P\cap Q\]

up side down U is the intersection sign