tunerrcarz
tunerrcarz tunerrcarz
  • 04-05-2020
  • Mathematics
contestada

please help, will mark brainliest

50 points

please help will mark brainliest50 points class=

Respuesta :

TREKKER
TREKKER TREKKER
  • 04-05-2020

Answer:

(-6,8)

Step-by-step explanation:

2x + 9y = 60

-9x + y = 62 --> y = 9x + 62 --> 2x + 9(9x + 62) = 60 -->

2x+ 81x + 558 = 60 -->

83x + 558 = 60 -->

83x = -498 -->

x = -6 -->

y = 9(-6) + 62 -->

y = 8

Answer Link
amna04352
amna04352 amna04352
  • 04-05-2020

Answer:

(-6,8)

Step-by-step explanation:

2x + 9y = 60

-9x + y = 62

y = 62 + 9x

2x + 9(62 + 9x) = 60

2x + 558 + 81x = 60

83x = -498

x = -6

y = 62 + 9(-6) = 8

Answer Link

Otras preguntas

A SEVERE thunderstorm is one that produces
Under the land lottery system, which three groups were given a chance to participate?
I have no clue pls help
Miscommunication example of listening
Solve (x + 1)2 – 4(x + 1) + 2 = 0 using substitution. u = x 4(x +1) x +1 (x + 1)2 Select the solution(s) of the original equation.
HELPPPPPPPPPP PLEASEEEEEEEE!!!!
Frank needs to find the area enclosed by the figure. The figure is made by attaching semicircles to each side of a 58 dash m​-by-58 dash m square. Frank says th
From the numbers 1,3,8,15,18,23,28,and, 33, write down two prime numbers
A 5 kg box on a horizontal table is pushed by a horizontal force of 15 N as shown on the right. If the coefficient of friction is 0.4, will the box move?
HELPPPPPPPPPP PLEASEEEEEEEE!!!!!!