Evaluate dx.

-4x + 7y = 1
25 = 2x +5 y

dx = ?

Acompany is testing in comparing to lightbulb designs the box plot shows the number of hours that each lightbulb design last before burning out which statement is best supported by the information of the plot

Read the situations in the table below. then drag a graph and equation to represent each situation. indicate whether each of the relationships is proportional or non-proportional. edit : i got the right answer its attached

Find the midpoint m of z1=(8+5i) and z2=(12+3i)