roriwickerham roriwickerham

25-10-2020
Mathematics

contestada

What is the solution of the following system?
{
3
x

+

3
y

=

10
−
9
x

−

9
y

=

−
30
3x + 3y = 10 -9x - 9y = -30

Respuesta :

hiruymeberahatu hiruymeberahatu

26-10-2020

Answer:

x=0 and y=10/3

ecplanation : I used elimination

3 (3x+3y=10)

9x-9y=-30thus 9x+9x=0, x=0 when x=0y is 10/3

Answer Link

Otras preguntas

How many grams of a stock solution that is 87.5 percent H2SO4 by mass would be needed to make 275 grams of a 55.0 percent by mass solution? Show all of the work

What is your favorite dessert out of the following: Chocolate covered fruit, Pie, cake, Donuts, Ice cream, Brownies or cookies? sorry i dont have a lot of point

Anyone help me graph this line?

Southern plantation owners invested heavily in early United States industry. True False

If there is a test with 32 questions and I need a 70% to pass how many can I get wrong and explain why please help 10 POINTS!!!!!!!!

A pharmaceutical company asks 30 patients with acne to volunteer for an experiment in which they will receive treatment with either a special medical lotion or

Measure of angle 1 = x measure of angle 2 = x-6

Which of the following was not apart of John Adams administration? -Alien and Sedition acts -Buildup of the US Navy -Whiskey Rebellion -XYZ Affair

Read the excerpt from Hemingway’s A Farewell to Arms. The major was a little man with upturned mustaches. He had been in the war in Libya and wore two wound-st

In 1989, the _______ Revolution in Czechoslovakia was a nonviolent and peaceful exchange of power. It resulted in freedom from communism and the election of __