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

Liquid water molecules escaping from the surface enter into the ________________.
56 1/4 as an improper fraction
3/5x +5/2=2/3 What is the solution for x?
Can someone help me please
A student is helping her teacher move a 9.5 kg box of books. what net sideways force must she exert on the box to slide it across the floor so that it accelerat
The death rates in the United States decreased more than 40 percent from 1930 to 2015. Which factor could have contributed to this increase? A. increased food
Sun Valley and San Jose are 105 km from each other. How far apart would the cities be on a map that has a scale of 1 cm : 15 km?
In what way is high voter turnout MOST LIKELY an indication of a country's level of democratization? A) It suggests that a country is democratically and poli
What’s the correct answer
What is the best way to remember vocabulary