reyesrafael121805 reyesrafael121805

02-11-2021
Biology

contestada

Which of the following choices evaluates - 2x + 4x, when x = -2?
A8
B-8
C-16
D. None of these choices are correct.

Respuesta :

uncheckedfire uncheckedfire

02-11-2021

Answer:

D. none of these choices are correct

Explanation:

substituting -2 as x into the expression,

-2x + 4x

-2(-2) + 4(-2)

4 + (-8)

4 - 8

-4

the answer should be -4

Answer Link

Otras preguntas

Historians of china have traditionally dated the beginning of Chinese civilization to the founding of the what??

Marika and Freddy sold 70 homes for Ron Realty. If Marika sold 2.5 times as many homes as Freddy, how many homes did each sell?

what is the answer for (20,8),(9,16) ?

Data are drawn from a symmetric and bell shaped distribution with a mean of 120 and a standard deviation of 5. There are 900 observations in the data set. What

Find Domain of the functionsquare root of (x-8)/x(x-9)

How is it possible for Mercury to have frozen ice ?

Scarcity is the condition of not having enough goods and services to satisfy everyone's?

Historians of china have traditionally dated the beginning of Chinese civilization to the founding of the what??

Scarcity is the condition of not having enough goods and services to satisfy everyone's?

Prove that (x^5)-(x^2)+2x +3=0 has at least one real root. Prove that x=cosx has at least one solution.