jxxjen
jxxjen jxxjen
  • 05-06-2021
  • Mathematics
contestada

PLEASE HELP MEE please33​

PLEASE HELP MEE please33 class=

Respuesta :

adapalaaditi73 adapalaaditi73
  • 05-06-2021

Answer:

x=3, y=-1

Step-by-step explanation:

[tex]3x+y=8, 2x-2y=8[/tex]

Double the first equation, then add the second

  6x+2y=16

+ 2x-2y=8

The y's cancel each other out.

8x=24

x=3

Solve for y

6-2y=8

2y=-2

y=-1

Double check:

6(3)+2(-1)=16

18-2=16

Yay!

Answer Link

Otras preguntas

Which answer offers the best explanation for why Tecumseh fought alongside the british in the war of 1812? A. Tecumseh and his tribe were paid well by British g
Lizzy bought 4 bags of apples at the store. Her mom gave her 8 more apples. Now Lizzy has 36 apples. How many apples were in each bag?
How do you do this solve 5/2y=10 for y explain
Is a white shirt cooler or warmer in the sunlight? cooler because it filters light cooler because it reflects light warmer because it filters light warmer becau
4(1.5c+6)-2c=-9 I need a help my teacher doesn't help
La ce distanta de la suprafata Pamintului intensitatea cimpului sau gravidational este egala cu 1 N/kg ? Va rooogggg .. ofer 21 puncte !!!
In whole milk, 13 parts out of 400 are milk fat. In 2% milk, 1 part out of 50 is milk fat. Which type of milk has more milk fat per cup?
How do natural features such as rivers,lake or mountains affect the way people live in your community today?
jan has $37.50. tickets to concert cost $5.25 each. how many tickets can she buy
What times what equals 24