chris936865s chris936865s
  • 03-03-2020
  • Mathematics
contestada

What is the value of x in the solution to this system of equation
y + 2x = -1
y= x+4
x
+
4

Respuesta :

bhuvna789456
bhuvna789456 bhuvna789456
  • 11-03-2020

The value of x is 1 in the solution to this system of equation.

Step-by-step explanation:

The system of equation are :

2x+y = -1  ---------(1)

x-y = 4  ---------(2)

Adding the equations (1) and (2),

2x+y = -1

x - y = 4  

3x    = 3  

⇒ 3x = 3

⇒ x=3/3

⇒ x = 1

Answer Link

Otras preguntas

If someone can help me out I’d be blessed :)
Please help it’s due todayI will give brainliest!!
The way in which money is used and handled can be referred to as: 1:education 2:refund 3:construction 4:finance construction. finance.
determine the following​
One story cannot have all three storytelling techniques within it. A: True B: False
Cashews cost $1.74 per pound. Walnuts cost $1.92 per pound. How much will 3 1/3 pounds of cashews and 2 5/9 pounds of walnuts cost in all
. Traits that are due to _______ are considered to be acquired traits. A education B nutrition C injuries D all of these
. Lisa predicted that more people sent 80 to 99 emails than 0 to 19 emails per week. Is Lisa's prediction true or false?
Some one please help
Tickets to Disney World are $100. The price is going to increase on January 1. What is the percent of change if the cost increases to a $142?