lori0
lori0 lori0
  • 19-09-2017
  • Mathematics
contestada

What should be the first step in adding these equations to eliminate y?

What should be the first step in adding these equations to eliminate y class=

Respuesta :

wizard123
wizard123 wizard123
  • 19-09-2017
Multiply top equation by 3.

3* (-2) = -6

(-6) + 6 = 0

The goal is for the 'y' coefficients to add to 0.
Answer Link

Otras preguntas

Is 30/12 and 40/16 equivalent?
What can be absorbed or released as the result of a chemical reaction?
find each rate and unit rate 360 customers in 30 days
what two numbers multiply to get -126 and add to get -5
Which colony was split into two separate colonies in 1691?
what is the answer to 4x+7-6x=5-4x+4
Blood type in humans is an example of a. polygenic inheritance. b. incomplete dominance. c. sex-linked inheritance. d. multiple alleles.
What was a tenet of the New Jersey Plan?
Why did the British feel it necessary to impose new taxes on the American colonists
The area of a rectangle is the product of its length and width .Suppose the area of a rectangle is 24 in 2.What are the possible whole number measurements of it