Answer:
A) -28r + 21
Step-by-step explanation:
-7(4r -3)
Distribute the -7
-7*4r -7*(-3)
-28r +21
Answer:
the last one
Step-by-step explanation:
Answer:
Step-by-step explanation:
Hello
A1 = (B + b) x h / 2
A1 = (8 + 2) x 5 / 2
A1 = 10 x 5 / 2
A1 = 25 cm^2
A2 = L x l
A2 = 6 x 8
A2 = 48 cm^2
A = A1 + A2
A = 25 + 48
A = 73 cm^2
Answer:
-65/81
Step-by-step explanation:



The computer salesman would have to sell 12 computers.