Answer:
first you need to set up the equation which is 20+2x=44 then isolate 2x by doing the inverse operation for 20 which is -20 and add them to both sides which would now give you 2x=24 so divde 24 by 2 which is 12, x=12 answer 12ml
Step-by-step explanation:
Answer:48 red marbles
144÷24= 6
6*5= 30 white
6*11= 66 black
6*8= 48 red
x=-14
