Answer:
x=-12
Step-by-step explanation:
-2x-5=19
+5 to both sides
-2x=24
÷-2 to both sides and you get -12
-12
First you add five to the 19 and get 24 and then you divide -2x by 24 and you get -12
6
4.5
see the attached picture.
22.75
you substitute the 7 in for c and d. Following PEMDAS, you would then do (1/4) multiplied by 7 and 3 times 7. add those 2 together and you get 22.75 :)
