Answer:
Step-by-step explanation:
7x + (2x+27)=180-> 9x= 180-27 -> x=17
Answer:
-7x-56
Step-by-step explanation:
Answer:
a: 162
b: 142
Step-by-step explanation:
a: december 1=2
a: december 2=6
a: december 3 = 6 x 3 = 18
a: december 4 = 18 x 3 =54
a: december 5 = 54 x 3 =162
~ triples the number of newspapers means "x3" ~
so on the last day, 162 newspapers
B: sum up all the newspapers:
2 + 6 + 18 + 54 + 162
= 8 + 18 + 54 + 162
= 26 + 54 + 162
= 80 + 162
= 242 all in total newspapers
Answer:i got 10.2
Step-by-step explanation:
A. reflexive property
hope it helps.