ayedzughier
ayedzughier
04-04-2021
Mathematics
contestada
x+y=4
x-y=-2
who can solve it?
Respuesta :
meowmeow223334
meowmeow223334
04-04-2021
Use elimination
x + y = 4
x - y = -2
Subtract both sides
2y = 6, y = 3
Plug 3 into y to find x
x + 3 = 4
x = 1
Solution; x = 1, y = 3
Answer Link
VER TODAS LAS RESPUESTAS ( 65+ )
Otras preguntas
Please help me complete this chart. No URLS
What makes a good political candidate you would be willing to vote for?
THIS IS EXPONENTIAL FROM TWO POINTSIf f(x) is an exponential function where f(3.5)=21 and f(6.5)=69, then find the value of f(9), to the nearest hundredth.
What is the length of the side of a square if it's area is 0.49 square units?
An airline is planning its staffing needs for the next year. If a new route is approved, it will hire 837 new employees. If a new route is not granted, it wil
What Has A Ring But No Finger? marking first one brainliest
Plant and animal cells are both eukaryotic cells that share many organelles and cell structures in common. However, each have unique organelles that perform spe
If a firm cannot invest retained earnings to earn a rate of return the required rate of return on retained earnings, it should return those funds to its stockho
Lowes is having a Customer Appreciation Day Sale. Everything in the store is 25% off. The final purchase for the consumer is $2021.63. What is the cost to the c
answer ASAPComplete the text with the right connectors