18WolczynskiM 18WolczynskiM

24-04-2021
Mathematics

contestada

Solve the simultaneous equations x − y = −1 and 2x − y = 0

Respuesta :

yinaanna0 yinaanna0

24-04-2021

Answer:

X=1, y=2

Step-by-step explanation:

Use the first equation minus the second equation:

(x-2x)-(y-(-y))=-1

-x=-1

x=1

1-y=-1

y=2

Answer Link

Otras preguntas

Find the slope of the ski run that descends 15 feet for every horizontal change of 24 feet

the perimeter of a rectangle is 120 meters. If the length of the rectangle is 20 meters more than the width, what are the dimensions of the rectangle.

98 divided by 7 please show how

What are the unit rates for 4/8 , 5/25, 36/6, 14/21, 18/30, 28/16, 56/35, 45/108, 12/42, 39/26

the perimeter of a rectangle is 120 meters. If the length of the rectangle is 20 meters more than the width, what are the dimensions of the rectangle.

Juan is thinking of two numbers. He says that 3 times the first number minus the second number is 118. In addition, two times the first number plus the second n

the perimeter of a rectangle is 120 meters. If the length of the rectangle is 20 meters more than the width, what are the dimensions of the rectangle.

What particles make up the nucleus of an atom?

98 divided by 7 please show how

factor: 6x+36= how do I solve this problem