da102016
da102016
04-03-2021
Mathematics
contestada
2x + 2y = −8
3x − 2y = 33
Respuesta :
afomi
afomi
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
VER TODAS LAS RESPUESTAS ( 93+ )
Otras preguntas
if the ratio of footballs to basketballs was 3 to 4 and there weren24 basketballs how many footballs were there
pls help what tis the domain of this!!!
What most likely changed when cottage industries began to disappear
or A line has a slope of – 5 6 and a y-intercept of 5 2 . Write its equation in slope-intercept form.
Galeno wants to buy a video game at a store having 20%off storewide sale. The regular price of the video game $50.
What is the approximate size of Mr. Smith’s class? 40 Students 20 Students 45 Students 4 Students
how many ways can you select a committee of four people from a group of ten people
There are 12 people in line to ride Tornado. The line for Tornado has 4 times as many people as the line for Wildcat. How many people are in line for Wildcat?
4. Write a Riddle of your own which have a moral concept 10
MP REASONING In Exercises 33-36, find the number of sides for the regular polygon described. 33. Each interior angle has a measure of 156°. 34. Each interior an