-r+ 6s - 4t= 17
-4r - s-4t = 7
-r+s+ 5t = -15​

You are measuring the dimensions of the floor in your bedroom because you are planning to buy new carpet. which unit of measure is the most appropriate to use in this situation?

Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart