Answer: 
Step-by-step explanation:
10 pens - 2 pens = 8 pens
Write 8 of 10 as a fraction.
You get
, right?
Now, simplify 8/10.
You get 4/5.
Answer:
7.5 inches
Step-by-step explanation:
take the 5 away from the 20, you have 15 inches left. Isosceles triangles have two equal sides; 15 divided into two equally is 7.5
Answer:15
Step-by-step explanation: 7 and a half times 2 is 15
Answer:

Step-by-step explanation:
So we have:

Multiply both sides by 11:

The right side cancels:

Multiply the left:

Thus, the value of q is 33.