desssyydes desssyydes
  • 04-07-2018
  • Mathematics
contestada

seven times the sum of a number and 2 is equal to 9

Respuesta :

midknight9
midknight9 midknight9
  • 04-07-2018
Let x = a number

7(x + 2) = 9

Then we solve for x. First, distribute:

7x + 14 = 9

Subtract 14 from both sides:

7x = -5

Divide by 7 on both sides:

[tex]x= \frac{-5}{7} [/tex]

The number is then -5/7.
Answer Link

Otras preguntas

Which sentences are correctly punctuated? Check all that apply. Spencer needs to call: her grandmother, her best friend, and her aunt. I tried several new foods
What is the cube root of -1,000p12q3
What are the volume and surface area of a box 6 feet by 6 feet by 12 feet
how many grams are in 4.65 mol of AI(NO2)3
A science test, which is worth 100 points, consists of 24 questions. Each question is worth either 3 points or 5 points. If x is the number of 3-point questions
Which of the following, do you think, would have the most severe effect on digestion: surgical removal of the stomach, gallbladder, or pancreas? why?
If f(x)=2^x and g(x)=2^x+4 -5 explain how the graph g(x) has been transformed from the graph of f(x) ?
The position of a topic sentence often shifts, according to the author and writing style. Where is one place the topic sentence should never be?
What is 4.7 rounded to the nearest tenth
Which unit rate is the lowest price per ounce? Choice A: 25 ounces of potato chips for $3.49 Choice B: 40 ounces of potato chips for $4.79