josselynestrada18 josselynestrada18

03-12-2020
Mathematics

contestada

Solve the system of equation by elimination.

x+2y= -7
-x-2y=8

A. (8,7)
B. No solution
C. (-7,8)
D. (-8,7)

If you can, please explain step by step:)

Respuesta :

znyrrgdjuc znyrrgdjuc

03-12-2020

B.) no solution......

Answer Link

Otras preguntas

What reforms did populists propose to increase the power of the common people in american politics?

Check whether the given number is a solution of the equation 6x+1-5x=7;2

Select the word that best completes the sentence. Misusing PHI can result in criminal penalties of up to $250,000, imprisonment of up to ____ years, or both.

Rob only has 30 minutes off for lunch, so he typically goes somewhere within a block or two of his building, and is careful about what he orders. this is an exa

Explain how the amount of direct sunlight hitting a location near the equator would be different than a location near to one of the poles

Starting with light energy, carbon dioxide, and water, which of the following sequences of biological steps explains how Usain Bolt was able to run the 100 mete

2x+3y=10 x-4y=8 what would the answer be

a. what is the height of the diving board b. what is the maximum height of the diverc. describe where the diver is ascending and where the diver is descending

What is the name of the group that consists only of modern humans and their direct ancestors?

When a certain rock formed, it contained 12 mg 40k. the rock now contains 3 mg 40k. the half-life of 40k is 1.3 billion years. how old is the rock? your answer