sarahpardue1982 sarahpardue1982

01-03-2019
Mathematics

contestada

Solve the system of equations using substitution.

{y=9x
6x−y=−1

Respuesta :

quinnxhailey quinnxhailey

01-03-2019

Answer:

x = 1/3

y = 3

Step-by-step explanation:

6x - 9x = -1

-3x = -1

x = 1/3

y = 9

y = 9(1/3)

y = 3

CHECK:

6(1/3) - 3 = -1

2 - 3 = -1

-1 = -1

Answer Link

Otras preguntas

1/7-3 (3/7n-2/7) expand the expression and combine like terms

Once the Revolutionary War was over, George Washington decided to retire from the military to his plantation and spend time with his wife and horses. True or fa

How can you solve this answer a school cafeteria makes cheese sauce for macaroni using 15 cups of Swiss cheese and 17 cups of cheddar cheese Perry tries to make

I need as much information about Lithuania as posible...Please?

What did Henry VIII of England use to transform his country into a Protestant state? EUROPE IN THE RENAISSANCE AND REFORMATION a. His army b. Taxes on Catholics

How to factorise 4b squared + 19b

What did the Missouri Compromise of 1820 accomplish?

Which of these groups benefitted from American trade policy during the early years of the war in Europe?

Which medieval European ruler instituted a national tax tax system in England and strengthened political and economic ties between England and France? A) Charle

What is the value of x in the equation 2(6x+4)-6+2x+3(4x+3)+1