brysonsims
brysonsims brysonsims
  • 03-01-2019
  • Mathematics
contestada

how many solutions are there in x + 2 y = 5 and 2 x − 2 y = 4 ?

Respuesta :

offguard
offguard offguard
  • 04-01-2019

Adding the two equations, you get that 3x=9, so x=3. Since there is only one value of x, there is only one solution.


Answer Link

Otras preguntas

luis wanted to buy a skateboard that usually sells for $79.99. All merchandise is discounted by 12%. What is the total cost of the skateboard if Luis has to pay
the value of 8 in 382097
why is juliet startled to think that someone is in the garden? why might she be so fearful given what she just said
multiply the polynomials (x+2)(2x^2+9x+8)
Read the passage below and answer the question. Marcus had a reputation for being craven. No one had ever seen him do a single brave thing. Using context clue
Which type of punctuation is most similar to a period? Select one: a comma a semicolon a colon an apostrophe
how are plant cells and human cells the same?
Andy has a remaining balance of $845 on his credit card. His credit card company has an APR of 18 percent. How much will Andy pay in interest for one month? $12
Where did the Muslim religion originate?
What is the rewrite going to be I don’t understand what I have to do