Answer:
a. 16
b. 26
c. (11,13) and (17,19)
d. 3,8,12
Step-by-step explanation:
1. 2x8 = 16, sum of 1 +6 ( 2 digits)= 7
2. 2+3+5+7+11= 28
3. 10 to 20 ( 11,13,17,19) so we can make a pair that has difference of 2 like (11,13)
4. I will attach
5 cupcakes = $7.5
18 cupcakes = $27
Answer:
y = -2x + 3
Step-by-step explanation:
4x + 2y = 6
⇔ 2y = 
2p = 4
p = 2
-2p = 4
p = -2
answer p = -2 and p =2
Answer:
85 degrees
Step-by-step explanation:
5 and 7 are equal and 7 and 11 are also equal so 5 and 11 are equal to each other