Answer:

Step-by-step explanation:
So we have the equation:

First, distribute the -3:

Combine like terms:

Subtract 5 from both sides:

Divide both sides by 11:

So, the value of x is 2.
And we're done!
Answer:
A
Step-by-step explanation:
19.47 is the answer. 29.5 * .66 or 66% is 19.47
Answer:
1260
Step-by-step explanation:
First you will need to find the amount of sides of the polygon:
(After looking it is 9)
Each angle of the side of a nonagon is 140 degrees.
Multiply by 9 since you can make 9 triangles:
140 x 9 = 1260
Answer:
9 sleeves for 22.99
Step-by-step explanation
The first pack has a unit rate of $11.49/ 4 balls
=$2.8725
The second pack has a unit rate of $16.79/6balls
=$2.798 per ball
the third pack has a unit rate of $22.99/9balls
=2.554
So, I would definitely go for the third pack since it has the least cost.