laurendiaz0805 laurendiaz0805
  • 11-11-2018
  • Mathematics
contestada

5x - 2y = 3, -5x + 4y = 9 solutions

Respuesta :

stricklama
stricklama stricklama
  • 11-11-2018
5x-2y=3
-5x+4y=9

2y= 12
divide it by 2

y= 6


put y in any equation

5x-2 (6)=3

5x-12=3
5x= 3+12=15
divide by 5
x=3

y= 6
Answer Link
suspho
suspho suspho
  • 11-11-2018

(5x - 2y) + (-5x + 4y) = 9 + 3

-2y + 4y = 12

2y = 12

y = 12 : 2

y = 6

Answer Link

Otras preguntas

What led to the construction of the Berlin Wall? (Points : 1) The Soviets wanted to show their military might. People were leaving West Berlin for the eastern z
What problem did the Great Depression in the 1930s highlight that classical economics did not address? A How offten such an event would happen worlwide B How mu
What is glucose made of
how has the economy of India changed in the last few years?
Meghan is putting wallpaper on a wall that measures 8 ft by 12 ft. How much wallpaper does Meghan need to cover the wall
the baby sleeps at 9:30 she wakes up at 2:45 how ling did the baby sleep
I need a simile about things found in nature
What does give a sketch of you mural mean?
A train travels a total distance of 600km in eight hours.It travels the first 120 km at a speed of 60km/h, travels the next 180km in two hours and then complete
How did Eli Whitney's invention affect the institution of slavery in the United States? It decreased the demand for slave labor on frontier farms. It decreased