raut86719 raut86719

04-03-2021
Mathematics

contestada

finds the value of x and Y.
2x+3y=5
X-2y=-1

Respuesta :

ncalalwazi89 ncalalwazi89

04-03-2021

Answer:

x=1

y=1

Step-by-step explanation:

2x+3y=5.........eq1

x-2y=-1........eq2

therefore: x=-1+2y

Subt. eq 3 into eq2

2x+3y=5

2(-1+2y) +3y=5

-2+4y+3y=5

7y=5+2

7y/7=7/7

y=1

therefore: Subt. y=1 into eq2

x-2y=-1

x-2(1)=-1

x-2=-1

x=-1+2

x=1

Answer Link

Otras preguntas

What happened to the Native Americans when the colonists moved into their lands?

Out of a class of 8 boys and 4 girls, a group of 7 people is chosen at random. Find the probability that the group of 7 includes one particular boy. Find the pr

Which is the slope of the line that passes through the points (4,6) and (6,7)

Wha is the solution to this equation 8x-5(x - 3) = 18

The point (12, 5) is units from the origin.

1. What created the Himalaya Mountains?

Do you think about all the awards you have won? FAMOUS AUTHOR: I try not to think about it when I'm writing because I don't want to put too much pressure on mys

If our circulatory system carries white blood cells and circulates water in blood plasma, why do youthink we need a lymphatic system?

Which structures are found in all early vertebrate embryos?

The slope of the graph of y = 5 x is ___