smartunicorn smartunicorn

02-03-2017
Mathematics

contestada

2x + 3y = 9
-2x + 2y = 6
The y-coordinate of the solution to the system shown is _____.
A) 3
B) 5
C) 9
D) 15

Respuesta :

Аноним Аноним

02-03-2017

The answer is A. 3, because if you solve it by elimination, that would be the answer you get.

Answer Link

alihmatar alihmatar

02-03-2017

Add the 2 equations, you get:
2x-2x+3y+2y=9+6
5y=15
y=3
So the correct answer is A

Answer Link

Otras preguntas

Find the missing angles, please show how you did it! (the line from 53 degree through c and 114 is not straight)

What impact did the Magna Carta have on the English monarchy?

Based only on the given information, it is guaranteed that AB L CDGiven AABCAD BDBCCDs CDA. True

Which wealthy Roman became a well-liked emperor, despite his lack of military experience?

You discover you can deduct medical expenses over 6% of your income. Your income is $42,000 and you had medical expenses of $567. What portion of your medical e

One goal of tqm is to focus on rather than of problems

a high school has 1,500 students in a random sample of 50 students 32 own one or more pets. predict the number of students at the high school who own one or mor

What are the 6 most frequently cited areas of medical-related fraud in healthcare?

In which Supreme Court case did this provision of the Northwest ordinance play in important part

In order to achieve his pro-business goals, President Harding sought to reduce _________ on the wealthiest Americans.