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

which of the following is not a type of English Colony A. Royal B. Charter C. Joint-stock D. Propriety
Y is the midpoint of Segment XZ. X has coordinates (-2,0) and Y has coordinates (0,2). Find the Coordinates of Z. A (-4,2) B (1,3) C (2,4) D (-1,1) ​
A travel agent calculates the cost of a trip to Paris using this formula c=p (t+30) c is the total cost in pounds p is the number of people t is the total cost
A book costs $14.00, plus an 8.5% sales tax. How much will the sales tax be? ​
What is an interest rate that is set and will not be changed unless you go over your limit or fail to make a payment. Fixed Rate Optional Rate Actual Rate V
what is arianators??​
Which of the following did the Native Americans NOT offer in their treaty?
Round 43.7575 to the nearest thousandth.
what is fried hot dog
I don’t know how to get started please help