mearies67 mearies67
  • 25-01-2017
  • Mathematics
contestada

x=y+3
2x-y=5

solve linear system using substitution, please help with this algebra problem?

Respuesta :

Celgio1111
Celgio1111 Celgio1111
  • 25-01-2017
you just replace the x in the equation 2x - y = 5 with y + 3
you end up with this -
2(y+3) - y =5
2y +6 -y =5
Add like terms
y+6 =5
y= 5-6
y = -1
AND FOR X
x= (-1) +3
x= 2
HOPE THIS HELPS!!
Answer Link

Otras preguntas

Carolinacamina por la calle con sus amigas, laschicas ibanmuy alegres, de pronto, las chicas seencuentran con un pequeño nido debajo de unarbol. Las niñas ven q
EMERGENCY!!!!! THIS IS AN EMERGENCY!!!!! ANSWER FAST PLEASE!!!!!!! Do not answer if you do not know what the answer is PLEASE!! (The picture, question and choic
HELP ITS SPANISH Write a sentence for each Spanish question word
Which amendment states that citizens have reserved rights not listed in the Bill of Rights?
HELPPP Simplify 2x + 1 - x+ 2. A) 3x + 3 B) x-3 C) 3x-1 D) X+3.
James rented a surfboard from Surfy Steve's. It cost $20 per hour. Taylor rented a surfboard from Board Brothers. It cost $10 per hour, but there was an initial
Classify each statement about the function f(3) = 323 +6 as true or false.
Can Someone check my answer please ( my answer is C) FIRST PERSON TO ANSWER WILL GET A BRAIN LIST FIVE STARS AND A THANK YOU!!!!!! worth 35 points! After Europe
Based on the evidence you read in the article, "To GMO or Not to GMO," what is your position on the issue? Your response should be one complete sentence. Read t
Assume that 0pi/2. Find the exact value of sin(x-y) if sin x = 4/9 and sin y=1/4