Question

Combine like terms.

8 + 16r – 9r



A.


8 + 7r


B.


15r


C.
15


D.


8 – 7r

Answer 1

A

Answer 2

16r - 9r = 7r

So, 8 + 7r.

Answer 3

Add and subtract just like you would normally, with same variables.

Answer 4

16r-9r=7r

Answer 5

A just think as in the numbers with "r" are together. and basically a regular equation but just with a variable

Answer 6

the answer is A.

Answer 7

thanks all of you i wish i could give you all metals!

Answer 8

If it helps. get rid of the variable and replace it with x..
\[\LARGE 8+(16x-9x)\]
Remeber tho
\(x=r\)