jennielazo jennielazo
  • 03-02-2021
  • Mathematics
contestada

2x – 3y = -7 .
2x + 3y = 11
Write your answer as an ordered pair.

Respuesta :

theintel
theintel theintel
  • 04-02-2021

Answer:

( 1 , 3 )

Step-by-step explanation:

Solving simultaneously, 2x - 3y = -7

-( 2x + 3y = 11)

then, 2x - 3y = -7

-2x -3y = -11

Now adding the two equations

-6y = -18 y = 3

Now substituting y in one of the equations

2x -3(3) = -7 subtracting -9 from both sides

2x = 2 x = 1

Answer Link

Otras preguntas

Randal answers 96 out of 120 questions correctly on a science exam. What percent of the questions did Randal answer correctly
what SI unit would best be used to express the height of your classroom ceiling ?
Can you give me the order of Biomes from coldest to hottest please?-tundra-taiga-temperate deciduous forest-temperate grassland-temperate woodland (chaparral)-d
three things scientists learned about earth in beginning of 1800s
Mrs.Savin receives a weekly base salary of $500,plus a commission of $1200 on each car that she sells. Write a function rule relating her total weekly pay p to
A car salesperson earns 1.5% commission on every car sold. The salesperson sell a car for $22,500. What is the commission?
The skeletal system does all of the following EXCEPT (A) support. (B) transport. (C) protect. (D) digest. (E) store.
If 2x+z=2y and 2x+2y+z=20 what is the value of y?
What metric unit should i use to measure the mass of a monkey
Factor the polynomial 6b^2-17b+10