Iwill give points which correctly shows how to use the gcf and the distributive property to find an expression equivalent to 45 + 72? 3(15 + 24) 9(5 + 8) (5)(9) + (2)(36) (3)(15) + (8)(9)

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

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches. approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *