Real World Application Solve by Substitution
7. Jamaya is selling baked goods for a school
fundraiser. She sold cupcakes for $3 each and brownies
for $2 each. She sold 15 more brownies than cupcakes.
Jama ya made $290 for her fundraiser. How many cupcakes
and brownies did Jamaya sell?
Variables:
Equations:

Number of cupcakes sold:

Number of brownies sold:

What is a possible solutions of the x> 3?

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter? a. 3x^2 + 38x + 55 b. 4x + 16 c. 5x + 16 d. 3x^3 + 38x^2 + 55x