amaqueda amaqueda

02-04-2022
Mathematics

contestada

Find the solution of the system of equations.
-
5x – 4y = -9
10x– 7y = -22

Respuesta :

zhiwenc12 zhiwenc12

02-04-2022

Answer:

x = -5

y = -4

Step-by-step explanation:

5x - 4y = -9

10x - 8y = -18

10x - 7y = -22

-y = 4

y = -4

Substitue y into any equation

5x - (-16) = -9

5x = -25

x = -5

Answer Link

Otras preguntas

9 written in exponential form

Photosynthesis consists of only the light reaction.

What is white blood cell?

There are 2.54 centimeters in 1 inch. How many centimeters are there in 1 foot? In 1 yard? Explain your reasoning.

What is the completed square of x^4 + 7x^2 - 3

Review the map above which answer best explains why the Oregon territory was important to the United States?

An activist is protesting against his government. He is angry that the government is controlled by a king who inherited his power from his father. The activist

Maria and Ming start at the same point and drive in opposite directions. Maria drives 48 mph and Ming drives 34 mph. How far apart will they be in 2 hours? A. 1

Definition of challenges

which statement best describes the pH of pure water