7 = r^1/2 is the same as saying 7 = square root of r. So, to get rid of the square root sign on the r, you need to square it, and when you do something to one side of the equation, you have to do the same to the other side. So after squaring both sides, you get 49 = r.
Answer:
176+216+75=467
500-467=33
so 33 is the answer
Step-by-step explanation:
There is not enough information given in what you have said to find the number of tiles. We need either the area or dimensions of the kitchen to find the information you are looking for.
Ok so it will look like this: chicken sandwich- 15 equals the amount of the ticket