supergirl20
supergirl20 supergirl20
  • 03-03-2017
  • Mathematics
contestada

someone tell how to get the answer plz

someone tell how to get the answer plz class=

Respuesta :

LivingDeadGirl9201
LivingDeadGirl9201 LivingDeadGirl9201
  • 03-03-2017
use elimination
4x+8y=20
(+)-4x+2y=-30
added together the x's are eliminated
10y=10
y=1

hope this helps!
Answer Link

Otras preguntas

The area can be found by multiplying the side lengths that are 6 units & 4 units
I NEED HELP!! I don’t understand this question!
1 Which statement best summarizes the rhetorical technique that Roosevelt uses here to try to persuade her audience? O She appeals to audience members' sense of
Identify the error in each problem. Explain each error and provide the correction solution. Use at least two complete sentences. PLEASE SOMEONE HELP QUICK ITS D
define each characteristic of life
Which of the following is equivalent to the decimal? 0.2 A)1/5 B)2/7 C)1/2 D)2/9
Choose the function to match the graph.
How does the body develop immunity to certain diseases ?
M(5, 7) is the mid-point of the l.ine segment joining A (3,4) to B. Find the coordinates of B.
How does the chain of command facilitate the operations of a large structured organization?