70
make 30 minutes into an hour then divide 140 by 2
140/2=70
70x1=70
Answer: The solution is k = -171.92.
Answer:
(5r - 20)
Step-by-step explanation:
(3r + 14) + (Ar + B) = (8r - 6)
B = -6 - 14 = -20
A = 8 - 3 = 5
Answer:
-25-5x-5y
Step-by-step explanation:
8 times 4 and 8 divided by 2 i think
