A store is having a 20%-off sale. It gives an additional 10% off if the item is still above $100 after the first discount. A jacket costs $149.99. Will you get the second discount and if so, how many dollars will you save in total? A. yes; $42.00
B. yes; $14.49
C. no
D. yes; $30.00

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Rewrite the following quadratic functions in intercept or factored form. show your work. y = x^2 + 7x + 10

In a sale there is 25% of all prices a chair costs £45 in sale how much was it before the sale