khiakelly khiakelly
  • 01-09-2020
  • Mathematics
contestada

- 9r + 15(12 + 6r) = - 4r - 7r

Respuesta :

carriesrazy1104 carriesrazy1104
  • 01-09-2020

Answer:

r=135

Step-by-step explanation:

-9r + 15 x 18 = -11r

-9r + 270 = -11r

-9r  = -11r -270

2r = 270

r = -135

Answer Link

Otras preguntas

Nguyen is the most common name in what country
A fracture is a ________ in the bone. it can occur from either a quick, one-time injury to the bone, or from repeated ________ inflicted on the bone over time.
Which of the following rhetorical devices is unique to speaking? A. Establishing a main idea or message B. Organizing your thoughts into a logical sequenc
NEED HELP ASAP What is the value of the expression 2 to the power of 2 + 8 to the power of 2 ÷ 2 to the power of 2? 8 10 17 20
Thomas wants to better understand the trends in literacy rates in baltimore city over the past 50 years using baltimore city data. what type of research should
In which way was the distinction "serf" different from that of "slave"?
con que letra terminan las palabras agudas que no se acentuan graficamente
Don has been tracking the population of a town. The population was 7,220 last year and has been increasing by 1.45 times each year. How can Don develop a funct
I think of a number,multiply it by 2,subtract 5 and multiply the result by 3 Write it as a algebraic question and any number being x
Which theme from Macbeth do these lines support? If good, why do I yield to that suggestion Whose horrid image doth unfix my hair And make my seated heart knock