There are 4 times as many pink roses as red roses in Amy's garden. There are 9 more pink roses than red roses. How many red roses are there in Amy's garden?

There are 3 red roses in Amy's garden.

Step-by-step explanation:

Given:

There are 4 times as many pink roses as red roses in Amy's garden.

There are 9 more pink roses than red roses.

Now, to find the red roses in Amy's garden.

Let the number of red roses be .

So, the number of pink roses =

As given, there are 9 more pink roses than red roses.

According to question:

Subtracting both sides by we get:

Dividing both sides by 3 we get:

Therefore, there are 3 red roses in Amy's garden.

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.