joe2466544 joe2466544

12-11-2020
Mathematics

contestada

Solve the system of linear equations by substitution.

x=2y+7
3x−2y=3

Respuesta :

whepeony whepeony

12-11-2020

Step-by-step explanation:

3(2y+7)-2y = 3

6y+21-2y = 3

4y = -18

y = -4.5

x = 2×(-4.5)+7 = -9+7 = -2

(-2;-4.5)

Answer Link

Otras preguntas

Which of the following is an example of “establishing a purpose for reading”? A. This book reminds me of the time we went to Florida for vacation. B. I am read

A spinner with 9 equal sections is numbered 1 through 9. The probability of spinning an even number is 49 . What is the probability of not spinning an even num

The equation that represents the canned goods order is 24x + 64y = 384, where x = number of minutes spent producing fruit cans, and y = number of minutes produc

As the distance from a magnet increases, what happens to the magnetic force? increases decreases remains the same depends on the magnet's material

What are 5 adaptations of the rubber tree in the Amazon rainforest NO RANDOM ANSWERS MY FRIEND NEEDS THIS

A __________ organizational style is the best choice if your main points need to go in a certain order. a. spatial b. chronological c. topical d. cause-effect

what do yin and yang represent in chinese culture/\?

In Moby-D.ick, what does the author Melville use to symbolize retribution? A. a harpoon B. the wind C. the whale D. the Pequod

Which values are solutions to 90 < –30p + 15?

Read the paragraph. In normal years, the trade winds cause colder, nutrient-rich waters to rised up to the surface. This process is called “upwelling.” When th