jitshak jitshak

11-04-2021
Mathematics

contestada

у = -x + 2
y = 2x + 5

Respuesta :

meowmeow223334 meowmeow223334

11-04-2021

Use substitution
-x + 2 = 2x + 5
2 = 3x + 5
-3 = 3x, x = -1
Plug into any equation to find y
y = -(-1) + 2
y = 1 + 2 = 3

Solution: x = -1, y = 3

Answer Link

sloooow sloooow

11-04-2021

Answer:

x= -1

Step-by-step explanation:

-x+2= y =2x+5

-x+2=2x+5 /+x

2=3x+5 /-5

-3=3x

x= -1

Answer Link

Otras preguntas

What does U = Please help

You are trying to save $20 a week to buy and use cd player. During the last 4 weeks you have saved $35, $15, $10 and $12. How much do you need to save this week

someone help me with this ..

The variables x and y are inversely proportional, and y=2 when x=3. What is the value of y when x=9?

3/7 of what number is 9? How am I suppose to figure this out?

what is a type of science that studies Earth and space

1/2x+1/2x=x+1 Can someone show me how to do this???

A police dog gets caught in a shootout. A 5 g bullet moving at 100 m·s–1 strikes the dog and lodges in his shoulder. Fortunately the dog survives. The bullet un

What are the next three numbers in this pattern? 6,000 6,003 6,009 6,018 6,030 6,045 ... .. ...

what was Rutherford's contribution to our knowledge of atoms