For the equation 3 (7 + x) = 3x + k, which value of k will create an equation with no solutions

A. x

B. 3x

C. 15

D. 21

Use the zero product property to find the solutions to the equation (x + 2) (x + 3) = 12. x = - 6 or x = 1 x = - 3 or x = - 2 x = - 1 or x = 6 x = 9 or x = 10

Select all the equations that represent functions where the range is not defined for the value of the domain is less than 2. Answer Choices (select all that apply) a. y=-7 b. y=6/x - 4 c. y=⎯√x-2 d. y=3/x - 6 e. y=√3x-6

The friends will hike through section of the trail during 3 summers, over a total of 9 months. they want to cover about the same distance each month. Research the length of the trail miles.

Use the commutative property to identify which expression is equal to (4+7) x 3

Samaad had $20. He spent $12.50. His mum gave him $10 more. Samaad spent additional $14.50. How much is left?

The surface area of 10ft 7ft 10ft

Find the diameter and radius of a circle given the approximate circumference of 38 meters. (3.14 for pi) Sorry for these questions but I just don't understand them; -;

A jar contains 6 red marbles, 12 blue marbles, and 2 green marbles. if one marble is selected at random, find the probaility of select: a blue or a green marble

is - 0.28764 rational or irrational and how do you figure that out?

Whats the nearest 100 to 469019