Which number sentence is not true? a.|-4.5| = 4.5 b.|0| < |-45| c.|45| > 0 d.|4.5| > |-45|

D

Step-by-step explanation:

Reminder that | x | = | - x | = x

A

| - 4.5 | = 4.5 ← True

B

| 0 | = 0 and | - 45 | = 45 ⇒ 0 < 45 ← True

C

| 45 | = 45 and 45 > 0 ← True

D

| 4.5 | = 4.5 and | - 45 | = 45 and 4.5 < 45 ← False

12r - 8 - 12

you have to combine like terms. below i have bolded the like terms:

12r - 8 - 12

together it combines to:

12r - 20

hope this !