Quiz 2.1 Review Whiteboards
Given 𝒇 𝒙 =−𝟑𝒙+𝟕, is the ordered pair (-2, 13) a solution? Justify. Warm Up: Monday, 10-23-17 Given 𝒇 𝒙 =−𝟑𝒙+𝟕, is the ordered pair (-2, 13) a solution? Justify.
#1 Are the given ordered pairs solutions to the linear equation? Justify. (5, 6); 6 5 𝑥−2𝑦=−6
#2 Graph the equation. 𝑦=−3𝑥+5
#3 Is (2, 4) a solution to the graph?
#4 Write the equation of the line.
#5 Using 𝟐𝒙−𝟑𝒚=𝟗 Rewrite into 𝒚=𝒎𝒙+𝒃. Then, identify the slope and 𝒚−intercept. 𝒎= __________ 𝒃= __________ 𝒚−𝐢𝐧𝐭⇒ __________
#6 Write the equation of the linear model: 𝒎= __________ 𝒃= __________ 𝒙 5 10 15 20 25 30 𝒚 24 16 12 8 4 𝒎= __________ 𝒃= __________ Equation ⇒ __________
#7 Are the given ordered pairs solutions to the linear equation? Justify. (2, -4); 1 2 𝑥−𝑦=5
#8 Write the equation of the linear model: 𝒎= __________ 𝒃= __________ 𝒙 1 2 3 4 5 𝒚 -18 -15 -12 -9 -6 -3 𝒎= __________ 𝒃= __________ Equation ⇒ __________
#9 Using 𝑥−4𝑦=24 Rewrite into 𝒚=𝒎𝒙+𝒃. Then, identify the slope and 𝒚−intercept. 𝒎= __________ 𝒃= __________ 𝒚−𝐢𝐧𝐭⇒ __________