da102016 da102016

04-03-2021
Mathematics

contestada

2x + 2y = −8
3x − 2y = 33

Respuesta :

04-03-2021

Step-by-step explanation:

2x+2y= -8

3x-2y= 33

first cancel out +2y&-2y

then chose 1 equation...let's take the first one and then 2x= -8
divided both sides by 2:x= -4
then substitute the value of x in the second equation:3(-4)-2y=33
-12-2y=33
2y=33+12
2y=45
divide both sides by 2: y=22.5

Answer Link

Otras preguntas

Given the equation y ^2 − 4y = 3, what constant must be added to both sides so the left side is the square of a binomial?

i need number 7 pls help :))

Can someone shows me an example of recursive descent parser and recursive descent parser tests ?

I NEED HELP PLEASE, THANKS! :) Compare and contrast electric potential energy and electric potential difference?

Suppose that $n, n+1, n+2, n+3, n+4$ are five consecutive integers. Determine a simplified expression for the sum of these five consecutive integers.

1. When you first opened the bottle of coke the pressure of gas in the coke (increased/decreased) and the dissolved gas( stays in/leaves) the coke. 2. When you

help me please emergenceyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy

What can you infer about the results of numerical models in 1966 for polar caps made of water ice?

Renee scores an average of 153 points in a game of bowling, and her points in a game of bowling are normally distributed. Suppose Renee scores 175 points in a g

Write a letter to your friend telling him or her plans for an excursion and inviting him or her to join you