Answer:
-7 - 2 = -9 (combine the numbers,simplify)
12 + (-4) = 8 (Simplify the Expression)
-8(-6) = 48 (Simplify the Expression)
18/-3 = -6 ( Simplify the Expression)
Hope this helps :)
Answer:
13 or B
Step-by-step explanation:
1 pound=16 oz
4 1/4=4.25, 4.25*16=68
68+10=78
78/6=13
Answer:
no solution
Step-by-step explanation:
6-2.25=0.5
no solution
Step-by-step explanation:

You can use proportions in all of these as I explained in another one of your questions. I'll post the answers if you still want them.