yessir2495
yessir2495 yessir2495
  • 02-04-2020
  • Mathematics
contestada

The value of x in this system of equations is 1.
3x + y = 9
y=-4x + 10

Respuesta :

sszet7250
sszet7250 sszet7250
  • 02-04-2020

Answer:

x=1

Step-by-step explanation:

First we have to isolate y

Subtract 3x from both sides:

y=-3x+9

y=-4x+10

Multiply the bottom by -1:

y=-3x+9

-y=4x-10

Combine the equations:

x-1=0

Add 1 to both sides:

x=1

I hope this helps u pls give a brainliest and a thx ;)

leave a comment if i am wrong

Answer Link

Otras preguntas

number 6 please i need help this formula may help y=mx+b
the Crimean war was the result of a struggle between ... and the ... ?
Your shopping cart has a mass of 65 kilograms. In order to accelerate the shopping cart down an aisle at 0.30 m/s2 What force would you need to use or apply
A particular frozen yogurt has 75 cal into ounces how many calories are in 8 ounces of the yogurt
a baseball team has won 15 games and lost 12 games. Based on the results, which is the best prediction for the number of wins the team will have if they play162
do you think a single issue party could be widely accepted in the United States
Help plz my best friend is stuck on her homework she said its due tomorrow she doesn't know the answers to these questions and she said she doesn't understand a
Which phrase best describes this type of sentence? Sandy creates her best pieces of art late in the day. prepositional phrase modifying an adverb adverb modifyi
why is an objects density expressed as a combination of two units
when a large animals eats a plant eater what does it get