10131/19
name kaula learand
solve word problems using systems
1. john paid $34 for two algebra and three geometry books. he paid $36 for three algebra
and two geometry books. what is the cost of each book?
a-represent cost of algebre book
grepresent a cost of geometry books
za+3g= 34 sat sq-20
aat 39= 34
36=2g+ba
3at ag = 36

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

In the following diagram it is given that dec, ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2

Ineed to know the answer to this algebra question.