Are theese rational 11/12 times 9/22 x + (-2x)

11/12 times 9/22  - rational

x + (-2x)  unknown

Step-by-step explanation:

11/12 is a rational number  (the ratio of integers)

9/22 is a rational number (the ratio of integers)

11/12 * 9/22 is a rational number

The product of 2 rational numbers is rational

x+-2x = x  but we do not know if x is rational or irrational , so we cannot say if it is rational or not.   If x is rational, the sum is rational.  If r is irrational, the sum is irrational.

$650 per month plus utilities

step-by-step explanation:

just based on the info you gave, it would seem more cost effective to rent at $650 per month plus utilities.   if utilities are, in fact, $150 per month, your monthly living costs would be $800 as opposed to the other option of $825.

it's d

step-by-step explanation: