The picture is cut off... could you repost it?
Answer:
$176
Step-by-step explanation:
The function represents how much money each girl spent based on the number of hours they were shopping.
Janelle goes shopping for 2 hours, then x=2 and
Thus, Janelle spent $88.
Carmen goes shopping for 2 hours, then x=2 and
Thus, Carmen spent $88 too.
Together they spent
$88+$88=$176
1.029 is greater than 1.0275
Value digit 4 in 42,780 : 40,000
"10 times the value of the digit 4"
40,000 x 10 = 400,000