Answer:
16
Step-by-step explanation:
Make a proportion:
66/12 = (104-r)/r
Simplify:
r = 16
Answer:
x = x+9
Step-by-step explanation:
well that is the only way you can do it as we do not know about what x is. also, if you meant by x + (x*9), you can represent that as x*10
Answer: it’s A and D
Step-by-step explanation:
<em /><em />
<em>We will assume the tent is in the shape of a triangular prism.</em>
The volume of a triangular prism can be found with the following formula, where is the width at the base, is the height, and is the length.
Substitute in the known values.
Simplify — use multiplication.
Simplify — use division.
The volume — or in this case, the amount of living space — is .
A graphing calculator or spreadsheet program can do this for you. Below is a plot from the Desmos on-line graphing calculator.