bryce4545 bryce4545
  • 01-02-2020
  • Mathematics
contestada

1) -20 = -7 + 8n +3
A) {All real numbers. }
B) -2
C) -10
D) {10}

Respuesta :

texaschic101
texaschic101 texaschic101
  • 01-02-2020

Answer:

Step-by-step explanation:

-20 = -7 + 8n + 3

-20 + 7 - 3 = 8n

-16 = 8n

-16 / 8 = n

-2 = n <====== answer B

Answer Link
schurr
schurr schurr
  • 01-02-2020

In this question, you're solving for n.

Solve for n:

-20 = -7 + 8n +3

Combine like terms

-20 = 8n - 4

Add 4 to both sides

-16 = 8n

Divide both sides by 8

-2 = n

Answer:

B) -2

Answer Link

Otras preguntas

a flask that weighs 345.8 g is filled with 225 mL of carbon tetrachloride . The weight of the flask and carbon tetrachloride is found to be 703.55 g. From this
What was one of Abraham Lincolns biggest problems during the civil war?
What is the basic form of matter which cannot be broken down any further?
Twenty one thousand four hundred
Which word correctly completes this sentence? Estas camisetas son grandes, pero _________ son pequeñas. A. aquellos B. aquel C. aquéllos D. aquélla
Water can absorb and store a large amount of heat while increasing only a few degrees in temperature. why?
A clock radio is on sale for 25% off it’s original retail price of $30. If the delivery charge for the radio is 10% if its purchase price, how much would it co
plz help!!!What are the five functions of a noun in a sentence?
Make an inference about the story’s conflict based on the setting in this passage. The contrast between “an eyesore” and “white palaces” suggests that the stor
What is the value of the expression 1/5 ^-5 ?