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

which sampling method is the most popular way to sample? A. simple random sampling B. systematic random sampling C. stratified random sampling D. Cluster sampli
What is (-6x) to the third power
∠x and ∠ y are supplementary angles. ∠y measures 57°.What is the measure of ∠x? options: 123 45 140 33
Can someone help me in science plz
The graph below shows the sunspot number observed between 1750 and 2000. Based on the graph, which of these periods most likely witnessed the greatest increase
The u.s . Government borrows so much that it owes more than they have access to , true or false
Wait forreals how do you do dis?
A architecture has a blueprint his scale of the lobby is 13 ft : 5 in. The lobby is 65 feet high. What is the height of the lobby in the blueprint
Why does the goddess arugula create enkidu
The seventh-grade class is building target areas for a PE activity. The bases for the game will be in a circular shape. The diameter of each circle is 6 feet. A