makenzim1882
makenzim1882 makenzim1882
  • 04-03-2020
  • Mathematics
contestada

Help Please and Thank You!
−5(x + 6) = 15
(A) x = 9
(B) x = 3
(C) x = -9
(D) x = 21//5
(E) x = -21/5

Respuesta :

PHG
PHG PHG
  • 04-03-2020

Step-by-step explanation:

expand the bracke

so -5(X+6) is -5x-30=15

so

-5x-30=15 ( add 30 so that no number in the equation) 15+30 is 45

-5x=45(divide by 5 as 45 is multiple of 5)

45/-5=-9 (positive / negative is negative)

X=-9

Answer Link

Otras preguntas

Stuart wanted to teach in the city, but had to accept the country school since he was a beginning teacher. True or false?
While in alaska, something you will probably not see are
Is the body in homeostasis during the entire time shown in the graph? Explain your answer. I don't know like the chart was able to get back to its original plac
Loess, dike, extended family, Mandate of Heaven, Confucius, philosophy, civil service, Confucianism, merit system, currency, shi huangdi, liu bang, wudi, warlor
Is 6/8 closer to 0,1, or a half
Translate the phrase; then simplify. Find the quotient of -32 and 4:
Explain why prose must express complete ideas\
how do you unsimplify a radical
After the diver jumps forward from the diving board, the force of gravity will accelerate the diver parallel to the direction of motion true or false
Which of these shows magnesium and oxygen immediately before they join to form an ionic substance? A. MgO B. Mg + O C. Mg2- + Mg2+ D. Mg2+ + Mg2-