kay2863 kay2863

02-12-2019
Mathematics

contestada

4x + y =6
-5x - y = 21

Respuesta :

nwokediuzoukwu3 nwokediuzoukwu3

02-12-2019

Answer:

Step-by-step explanation:

Adding equation 1 and 2 we have

-x=27

Therefore x= -27

Substituting the value of x into equation 2 we have

-108+y = 6

y = 114

Answer Link

Otras preguntas

Water is said to be a good solvent for polar solutes because it has a negative end and a positive end. This explains why (IONIC/COVALENT) compounds dissolve eas

Can someone answer this question please thanks.

The Sun-Earth- Moon System 8 words

Explain: Music does not exist in a bubble Music does not exist in a bubble

Would I need Circumference or Area to calculate the distance a car will go over one rotation of a wheel? Explain your reasoning.

Guys how are you please help me

2. What themes or trends do you see arising from these chapters? Based on these, what do you think Steinbeck'si message is?

expanded form: (4a+4b)^3

How was welfare of the state seen different in the communist countries?

Which table represents a linear function?