Answer:
$636.53
Step-by-step explanation:
Tax: 9.75/100 × 579.98
= 56.54805
Total cost = 579.98 + tax
= 636.52805
19x - 22 is you combine like terms!
Answer:
1.5 hours
Step-by-step explanation:
The ratio is 8:1, 8 being presents, one being hours. Half of 8 is 4, and eight +4 is 12, so it needs to be an hour and a half.
Answer:
Step-by-step explanation:
Given polynomials:
(6x+7+x²)+(2x²-3)
Solution:
Removing brackets,
Collecting like terms,
Simplifying ,
Done!
Formula of the area if a circle= pi x R^2
where R is the radius of circle and pi is 3.14...
Therefore, 22= pi x R^2
R^2 = 7.002817496
R = 2.646283714
Diameter = 2R
Therefore Diameter= 5.29cm