Which is the coefficient in the expression 23 y + 5 ?

My answer is 23y is this right.

the coefficient is the number that tells you how many of any unknown there are

in your case , there are 23 y's ... 23 is the coefficient

Both are wrong.

5 times the difference between a number and 14
5(n-14)

You try the other one again.

7+9x is this right

Which expression is NOT equivalent to this expression? 11b-11b? I put 1b for the answer is that right.

Which expression is NOT

Which expression is NOT equivalent to this expression? 11b-11b? I put 1b for the answer is that right. Here is the other choices 1b, 0, 11(b-b) b(11-11). Did I do these right.

Which expression is NOT equivalent to the expression 38-14?
2(36-12)this is my answer. Here are the choices. 2(19-7), 24, (19-7)2
is this right.

What are your choices?

2(19-7), 24, (19-7)2, 2(36-12)

1b, 0, 11(b-b) b (11-11)

Here are my choices

i don't get it

noy

Which expression is equal to "seven more than a number multiplied by 9" ?

my answer is 9 + 7x is this right.

Which expression is equivalent to "5 times the difference between a number and 14 "? n-14/5 is this right.