Answer:
B 5
Step-by-step explanation:
log 2(32)
Replace 32 with 2^5
log2 (2^5)
We know that log a^b = bloga
5 log2(2)
We know that loga(a) =1
5*1
5
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:
x=19
Step-by-step explanation:
9*(9+15)=8*(8+x)
9*(24)=8(x+8)
216=8x+64
216-64=8x+64-64
152=8x
152/8=8x/8
19=x
x=19
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