Is that just the question? I can help you out but it doesn’t make any sense.

Use the rational root theorem:

=16,

=1
The dividers of

: 1,2,4,8,16
The dividers of

: 1
Therefore, check the following rational numbers: +-


is a root of the expression, so factor out x-4
Compute

to get the rest of the equation.

Cancel the common factor:

is the final answer
X = number of cds on the rack
x + 7 = 30
x = 30 - 7
x = 23 <== so there are currently 23 cds on the rack
Answer:
40%
Step-by-step explanation:
40% of 55 is 22 and 55+22=77
hoped this helped :)
In two years tom will become 10 years old
Because 5×2=10