The function p(x) = 2x +1 determines how many pizzas need to be purchased for an after school meeting, where x is the number of students at the meeting. the club leader uses r(p(x)) to find the amount of money to bring for the pizza purchase. the function r(x) = 4x − 3. solve for how much money to bring when there are 9 students in the meeting.

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality

What is the factor form of x^2-9x+14