kyliemo2003 kyliemo2003

01-02-2017
Mathematics

contestada

Solve the system of equations.

3x+5y=9
3x+2y=3

Respuesta :

apologiabiology apologiabiology

01-02-2017

eliminate
multiply 2nd equtaon by -1 and add to first

3x+5y=9
-3x-2y=-3 +
0x+3y=6

3y=6
divide by 3
y=2

sub back

3x+2y=3
3x+2(2)=3
3x+4=3
minus 4 both sides
3x=-1
divide by 3
x=-1/3

(x,y)
(-1/3,2)

Answer Link

Otras preguntas

find the values of x and y. explain your reasoning by stating the proper theorem or postulate

Describe how you found it

(HELP) Which of the following is a composite number? A. 213 B. 97 C. 37 D. 29 please help -thanks

Find the thirteenth term of the following sequence-6, -4, -2, 0

What Region did a majority of the slaves come from

I will give branliest to whoever answers this correctly.

The table below shows data of sprints of animals that traveled 75 meters. At each distance marker, the animals' times were recorded. Which animal moves with non

What is 6.16×10^6 in standard form? A.6,160,000 B.61,600,000 C.601,600,000 D.616,000,000

A permission letter to the principal to be absent from school to church for a week

Patricia a Cuzco. Question 2 with 1 blankTú a Iquitos. Question 3 with 1 blankGregorio y yo a Lima. Question 4 with 1 blankYo a Trujillo. Question 5 with 1 blan