Answer:

Step-by-step explanation:
The given linear equation is;

We multiply through by 2 to clear the fraction.
This implies,


Group like terms,

Simplify,

Divide both sides by 3.

Answer:
3/-2
Step-by-step explanation:
The negative sign applies for the whole fraction
It would be 4r + 3b because If one red marble worth four points and blue marble worth 3 points each then we need to multiply the total number of marbles and calculate the sum. It would give the total number of points.
Answer:
= 12 or
= 12i
Step-by-step explanation:
You can't take squareroot of a negative number. It's not allowed!
But for positive 144 if that's what you're asking, it will be 12.
Hope this helps!