Answer:
580.75
Step-by-step explanation: 11.50 * 40 =460
11.50 * 1.5 =`17.25*7= 120.75
120.75+460=580.75
Step-by-step explanation:
248
2
there would be 2 in every group, 10 divided by 5
-5.6k-7
you'd start by multiplying 6 by everything in the first pair of parentheses:
6(-2.1k-2)= (-12.6k-12)
then you'd add the like terms together:
(-12.6k-12)+(7k+5)= -5.6k-7
12 diffence
