Answer:
r=0.079577a or a/4
Step-by-step explanation:
a=(4)(3.141593)r
Step 1: Flip the equation.
12.566371r=a
Step 2: Divide both sides by 12.566371.
<u>12.566371r</u>
12.566371
=
<u>a</u>
12.566371
= 0.079577a
Answer:
Step-by-step explanation:
Discount = 15% of 45
= $6.75
Price of the video game = 45 - 6.75 = $38.25
Tax = 7%of 38.25
Price paid by Fatima for the video game = 38.25 + 2.68 = $ 40.93
Answer:
x = 102
Step-by-step explanation:
The sum of all 3 angles of a triangle should equal 180 degrees, so 30+48=78 and 180-78=102.
The answer is (4n-5)(n-3)