Answer:
15
Step-by-step explanation:
Red : Blue :
3 8
We have 40 blue marbles
Multiply 8 by what to get 40
40/8 =5
So we need to multiply by 5
Red : Blue :
3*5 8*5
15 40
There are 15 red marbles
Answer is B cause you have to minus the 20 then then swap the signs
Answer:
im gonna guess like 600lbs
Step-by-step explanation:
THERE WASNT A FULL QUESTION!!!!!!!
Start with
Divide both sides by -3
If the absolute value of a number is 4, that number can either be 4 or -4: we have the two solutions