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

Could anyone help me with this scatter plot question? Thanks :)

what state has a capital named for the seventh president, old hickory?

the mobile company charges $180 for an hour of service how many dollars are customers charged every minute

What is the rule of (0,-2)(1,1)(2,4)(3,7)(4,10)

Y=5cos(20x) find amplitude, period & graph

The product of 7/16, 4/3, and 1/2 is

which of the following explains the fact that animals that differ greatly in complexity can have similar numbers of genes?

Is my answer correct? Even if it is tell me so. If it is not, explain the correct answer to me..

The length of a rectangle is 18 centimeters and the width is 6 centimeters. A similar rectangle has a width of 2 centimeters. What is the length of the second r

determine which of the cross section shapes are possible for a right rectangular pyramid,where the length and width of the base are not equal. Select all that