nickjones73 nickjones73
  • 23-01-2020
  • Mathematics
contestada

Evaluate the expression 2x + x, when x = -3.
O
A
-12
O B-9
OC -3
ooo

Respuesta :

jchoubay1 jchoubay1
  • 30-01-2020

Answer:

Option B) -9 is correct

The evaluated given expression when x=-3 is 2x+x=-9

Step-by-step explanation:

Given expression is 2x+x

Now to evalute the given expression when x=-3 as below :

2x+x when x=-3

That is put x=-3 in the given expression we get

2x+x=2(-3)+(-3)

=-6-3

=-9 ( adding the like terms here )

Therefore 2x+x=-9

The evaluated given expression when x=-3 is 2x+x=-9

Option B) -9 is correct

Answer Link

Otras preguntas

What does the erector muscle do?
The ancient language of _____ is called Sanskrit. China Afghanistan India Persia
If you want a risk-proof real estate investment, invest in: a. real estate investment trusts. b. real estate limited partnerships. c. participation certificates
1/2a + (-3a) - 3b - 0.7a
A boy who is 3 feet tall can cast a shadow on the ground that is 7 feet long. How tall is a man who can cast a shadow that is 14 feet long? Solve this problem b
How can greatest common factors and least common multiples help you work with fractions ?
what letter is silent in the word ptarmigan
According to the food plate, which of these food groups should make up the largest portion of your diet? dairy grains protein
What does the process of close reading help a reader do?
Does yogurt contain carbohydrates, lipids, and proteins?