Answer:
-3a-1/2b
Step-by-step explanation:
1/2 (2a+b) - (4a+b)= a+1/2b-4a-b = -3a-1/2b
Answer:
12.87
Step-by-step explanation:
13.37 x3 = 40.11
13.51x2= 27.02
40.11+ 27.02= 67.13
80.00-67.13= 12.87
7 times 3 equals 21
therefor you do 12 divided by 3
to get 4
Answer:
ths for the points TEHEHEHEHE
Step-by-step explanation: