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

rewrite the expression without using a negative exponent 6m^-2

I would like to know if 200 cm is greater or less than 3 m

George has a small coin collection. He has collected 16 gold coins, 28 silver coins, 32 copper coins, and4 bronze coins. At a flea market, George sells 15% of

What percent is 150 sq ft of 3000 sq ft

what were the main ideas of the reformation?

How many quarts in 24 pints?

If A+B=76 and A -B=38 whats A divided by B

What is 9-4(2p-1)=45?

What happens at a conservative plate boundary? Someone please help me in this because I have test today. Aswell please don't copy it from the internet.

George has a small coin collection. He has collected 16 gold coins, 28 silver coins, 32 copper coins, and4 bronze coins. At a flea market, George sells 15% of