Answer:
x = 5
Step-by-step explanation:
because the log is base 2 you can remove the log by raing 2 to the power of each side:

the 2 and log2 cancel leaving:

this means we can now solve through simple algebra:

Answer:
11%
Step-by-step explanation:
The percentage of the discount is 1012/9200 x 100 = 11%
Answer:
5 and 50
Step-by-step explanation:
Constant of proportionality=(10-5)/(2-1)=5
Distance is 5*10=50
Answer:
Me and my massive brain, among other massive things of mine, believe it to be -1
Step-by-step explanation: