mikaylafeist mikaylafeist

01-12-2016
Mathematics

contestada

Which ordered pair is the solution to the system?
x+5y=−3
2x+7y=3

A.(12, −3)
B.(−13, 2)
C.(−2, 1)
D.(22, −5)

Respuesta :

wizard123 wizard123

01-12-2016

For this one you want to cancel out the x-terms.
Multiply top equation by -2

---> -2x -10y = 6
---> 2x +7y = 3

Add them together

---> -3y = 9

Solve for y ...

Answer Link

Otras preguntas

Help me please thanks

I will mark the brainliest!! Which statement is most accurate about group behavior? A. People tend to perform well-practiced skills better in front of

PLZ HELP EASY QUESTION ASAP!!! Which TWO causes of decline were common to the Roman, Han, and Gupta empires? A : Political movements worked to overthrow the gov

The authors attitude in the leader in the mirror

A material that contains hard-to-mine petroleum is

Besides restoring water what is the most important job of the Comprehensive Everglades Restoration Plan?

Given that ABCD is a rhombus, find the value of x (x-10)

Write this sentence in passive voice: Everybody loves somebody sometime.

The Fearless Five hit a museum in Amsterdam, Netherlands; the museum holds the painting “The Night Watch” by Rembrandt, and it is the largest art museum in the

Anne plans to increase the prices of all the items in her store but 5%. To the nearest cent how much will an artist saved if the artist buys a canvas and a fram