Answer:
123.50
Step-by-step explanation:
9.50 x 8=76
9.50 x 47.5
76+47.5= 123.50
Answer:
ok this is that and that is this.hope this helps
Answer:
x=-10
Step-by-step explanation:

Add 11 on both sides.

Firstly, you do 90 - 42 to get the amount of brownies sold, which is 48. Then, you put 42 and 48 into a ratio like 42:48. After that, all you need to do is simplify to get 7:8.
Answer:
275
Step-by-step explanation:
180-130=50
25*9=225
225+50 = 275