Study the expression 3x - 4y - x +5 +2. Classify each term by listing it next to its description in the answer box. Be sure to include the sign in front of the
number!

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b. you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c. you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d. you spend $5 plus $10 per week until you have less than $45.

Are triangles the congruent? write the congruency statement. what is the congruency that proves they are congruent? what is the perimeter of ∆pqr?

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cos of 61.6