Cell phone Plan A costs $70 per month and comes with a FREE phone. Cell phone Plan B costs $50 per month but does not come with a phone. The phone costs $500.
Let x represent the number of months. Write an expression for EACH cell phone plane:
The expression for Cell phone Plan Ais type your answer...
and the expression for Cell phone Plan B is
type your answer.

step-by-step explanation:

your answer is a

answer: the correct option is d.

explanation:

it is given that the triangle j'k'l' shown on the grid below is a dilation of triangle jkl using the origin as the center of dilation.

from the given graph it is noticed that k(4,8) and k'(2,4). let origin is defined by o and scale factor is defined by k, then

    (1)

distance formula,

put these values in equation (1).

therefore scale factor is     and option d is correct.

step-by-step explanation: