7-5: Lesson Quiz What is the factored form of x2 + 4xy – 21y2?
O A. xy(x + 4 – 21y)
O B. (x – 3y)(x + 7y)
C. x(x + 4y + y(4x
91

Which point is a solution to the inequality shown in this graph (-3,-3)(3,-1)

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

Which description is represented by a discrete graph? kiley bought a platter for $19 and several matching bowls that were $8 each. what is the total cost before tax? the temperature at 9 a.m. was 83° f and is heating up at an average rate of 6°f per hour. what is the temperature x hours later? juan ate an egg with 78 calories and some cereal with 110 calories per serving for breakfast. what is the total amount of calories he consumed? a bottle contained 2,000 ml of liquid and is being poured out at an average rate of 300 ml per second. how much liquid is left in the bottle after x seconds?