the conch cafe located in gulf shores alabama features casual lunches with a great view of the Gulf of Mexico. To accomodate the increase in business during the summer vacation season, Fuzzy Conch, the owner, hires a large number of servers as seasonal help. when he interviews a prospective server, he would like to provide data on the amount a server can earn in tips. He believes that the amount of the bill and the number diners are both related to the amount of the tip. He gathered the following sample information. 1 $7.85 $58.90 1 16 $3.30 $23.59 2 2 4.50 28.23 4 17 3.50 22.30 2 3 4.50 28.23 4 17 3.50 22.30 2 3 1.00 10.65 1 18 3.25 32.00 2 4 2.40 19.82 3 19 5.40 50.02 4

Use addition and subtraction to simplify the following polynomials. a. add polynomials: (3 – 4x + 8x^2) + (–6 + 2x – 5x^2) step 1: rewrite the polynomials without the parentheses. step 2: write the polynomial in descending order and use parentheses around like terms. step 3: add the like terms identified in step 2 to simplify the polynomial. b. subtract polynomials: (3x – 5 – 7x^2) – (–2 + 6x^2 – 5x) step 1: rewrite the polynomials without the parentheses. remember to multiply each term in the second parentheses by –1. show your work. step 2: write the polynomial in descending order and use parentheses around like terms. step 3: add the like terms identified in step 2 to simplify the polynomial.

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?