Respuesta :

Answer:

Well, -5 - 10 is 15 so that makes x -5.

5 x -5 = 25, and 25 - 30 = -5, making the answer -5

Answer: 5x-30= -55

Step-by-step explanation:

×-10=-15

Make x the subject

X=-15+10

×=-5

Substitute x=-5 in the equation 5x-30

5(-5)-30

-25-30

=-55