as100607 as100607
  • 04-05-2021
  • Mathematics
contestada

-10x – 2y = -30
3x + 2y = 9
X=

Respuesta :

Kesja
Kesja Kesja
  • 04-05-2021

Answer: x = 3

Step-by-step explanation:

-10x - 2y = -30

3x + 2y =9

use elimination method...

-2y and 2y = 0

-10x = - 30

3x = 9

add together...

-7x = -21

solve...

x= 3

Answer Link

Otras preguntas

Expand and simplify 2(5x - 1) – (2x - 5) ​
1. “The wind howled and shrieked” is the form of figurative language that gives human qualities to an inanimate or nonhuman thing, also called a. Metaphor
During the south american winter, produce products are most likely to come from.
what is the position called where the player’s primary role is to stop shots from going in the goal?
What are adult stem cells
from what side of the vessel should you never anchor
write a report on republic day celebration in your school​
pls help me with this cross word​
i will give brainliest
HELP I GIVE BRAINIEST write an essay about the great traits of a friendship