Which equation is an equation of a circle with a radius of 4 and its center is at (3,-2)? o (x + 3)2 + (Y - 2)2 = 16
o (x- 3)2 + (y + 2)= 16
(X- 3)2 + (y + 2)2 = 4
o (x + 3)2 + (y - 2)2 = 4

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

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?

Analyze the diagram below and complete the instructions that follow. 56 find the unknown side length, x write your answer in simplest radical form. a 2047 b. 60 c. sv109 d. 65 save and exit next s and return