let 2nd angle = x
then 1st angle = 2x-15
then you have 90 = x + 2x-15
2x +x = 3x
so now 90 = 3x-15
add 15 to each side
105=3x
x = 105/3 = 35
1st angle = 35 degrees
2nd angle = 2(35) - 15 = 70-15 = 65
Answer:
The tip will be $3.05.
The bill will cost $18.28 with the tip and tax.
Step-by-step explanation:
14.50 + 5% (or 0.73) = 15.23
15.23 + 20% (or 3.05) = 18.28
Answer:
6%
Step-by-step explanation:
43.50 / 725 x 100 = 6%
Linear. because when you decrease 10 by 3 squared which is 9 you go to one and then when you decrease one by 9 you get negative 8. :)
B convenience sampling because if it looks bad then she should throw it away but if it looks good then she should keep it