Abag contains 120 some are red and the rest are black. there are 19 marbles for every black marble how many red marbles are in the bag?

The number of red marbles in the bag are 114.

Step-by-step explanation:

Given:

Total marbles in the bag is 120. There are 19 marbles for every black marble.

Now, to get how many red marbles in the bag.

Let the black marbles be .

And the red marbles be .

According to question:

Dividing both sides by 20 we get:

Black marbles = 6

So, the red marbles = 19×6 = 114.

Therefore, the number of red marbles in the bag are 114.

x-3y=4

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