mayrarodriguez mayrarodriguez

15-01-2021
Mathematics

contestada

What is the sum of the expression below? (9c – 8d) + (2c – 6) + (–d + 3)
A. 11c + 9d – 9
B. 11c – 9d – 3
C. 7c – 7d – 3
D. 7c – 9d + 3

Respuesta :

arielshami417 arielshami417

27-01-2021

Answer:

Answer:

11c−9d−3

Step-by-step explanation:

9c−8d+2c−6−d+3

=9c+−8d+2c+−6+−d+3

=9c+−8d+2c+−6+−d+3

=(9c+2c)+(−8d+−d)+(−6+3)

=11c+−9d+−3

Answer--

=11c−9d−3

Answer Link

Otras preguntas

Human blood has an approximate pH of 7.3. Which substance is more basic than human blood? a. A human stomach's digestive juices with a pH of 2 b. A water and

If the factors of a polynomial are x + 4 and x + 8, what values of x make that polynomial 0? a. 1 and 4 b. 4 and 8 c. -4 and -8 d. Cannot be determined

how do you write 5.8 as a mixed number

Please Help The solution set for -2x^2 + 12x = 0 is a. (0,12) b. (0,-12) c. (0,6) d. (0,-6)

Find grammatical error. 1. Big brands like Sony, Samsung and 2. Nokia have been launched many phones having latest 3. features like facebook application, ork

Which word correctly completes the sentence? Peter is worried that __________ packages will arrive on time. a. nobody's b. nobodys' c. nobodies'

Which development was the CAUSE of the other three in western europe? a. growth of the factory system b. air and water pollution c. decrease in percentage of pe

What is the written form of the fraction 1/5 ? Samuel added 1/5 gallon of gas to the lawn mower. a. one fifth b. one-fifth

tom's and tim's ages add up to 21 years. in 3 years tom's will be twice tim's age how old are they now?

75% of 84 is what number