valerietovar956 valerietovar956

04-02-2022
Mathematics

contestada

Solve the system of equations by adding or subtracting.
{-x-2y = 3
( 3x + 2y = 15
The solution of the system is

Respuesta :

ItsDingy ItsDingy

04-02-2022

Answer:

x=9, y=-6

Step-by-step explanation:

you can add to cancel out the y: -x+3x=18. x=9. You then plug x back to get the value for y.

Answer Link

Otras preguntas

The ratio of the number of students at the zoo in the morning to the number of students at the zoo in the afternoon was 5:3. There were 145 students at the zoo

What is the value of y

A 3-pack of popsicles costs $0.23. What is the unit price, rounded to the nearest cent?

The resistivity of a metal increases slightly with increased temperature. This can be expressed as rho=rho0[1+α(T−T0)], where T0 is a reference temperature, usu

Why would Hitler sign a non aggression pact with Joseph Stalin even though he was extremely against communism?

Im not sure about the answer

HELPPPPP URGENTT!!!!!!!!!!

Select the correct answer. Consider the given solids with the dimensions shown. Which solids are similar? three triangular prisms. Figure 1 has a right triangle

The aquarium shown is a rectangular prism that is filled with water. You drop a spherical ball with a diameter of 8 inches into the aquarium. The ball sinks, ca

Solve the mathematical puzzle. Determine the digits of R from these clues. The first digit is the answer when the third digit is divided by 2. The second and th