8x-4 and 4(2x-1)
4(2x-1) the four needs to be distributed in the parentheses.
4*2x=8x
4*(-1)=(-4)
8x-4=8x-4
Answer:
x = -1, -5
Step-by-step explanation:

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Answer:
0.19 50% 15/20 9/10 95%
Step-by-step explanation:
I know
Answer:
4500
Step-by-step explanation:

Since giving you the exact answer wouldn't help you learn anything, read this:
to find average get all of the values (98,111,106) and add them up. then do the sum of 98+111+106 divided by total number if values (3)