3, 1, im not sure exactly for this one but from my calaculations the answer would be x=-0.733 (with the 3 repeating).
Double the product of 4 and 7
Well a product meaning you multiply 2 numbers together. Multiplying that by 2 because it says double...

This should be your final answer below! Hope this helps
Answer:
240 is the mark down.
Step-by-step explanation:
1 - .20 = 0.8
0.8 x 300 = 240
Answer:
65
Step-by-step explanation: