1. What is the sum of 5х3 — 3х2 +5 and – 2х3 + 6х2 — 5?
А 3х6 — 9х4
В 3х6 + 3x4
с 3х3 + 3x2
D 3х3 – 9х2

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18