Red beads = 1 - (4/9 + 1/5 + 1/4) = 1 - 161/180 = 19/180
-----------------------------------------
Find hour rate for 7 hours:
-----------------------------------------
Hourly charge = $3
Hourly charges for 7 hours = 3 x 7 = $21
-----------------------------------------
Find fixed charge :
-----------------------------------------
$33-21 = $12
There is a $12 fixed rental charge.
-----------------------------------------
Form Equation:
-----------------------------------------
Let the number of hours be x.
Total cost = 12 + 3x
-----------------------------------------
Answer: Total cost = 12+ 3x
-----------------------------------------
Answer: the formula is r you have it right there
Step-by-step explanation:
Answer:
Correct choice: B
Step-by-step explanation:
Equation Solving
The area of a trapezoid with height h and bases b1 and b2 is given by:
We must solve this formula for h.
First, multiply by 2 to eliminate denominators:
Now, divide by b1+b2:
Swapping sides:
Correct choice: B
Answer:
m = -1/2
Step-by-step explanation:
Hope this helps.