arleenwhitted1962 arleenwhitted1962
  • 01-05-2020
  • Mathematics
contestada

Solve this system of equations by
using the elimination method.
3x + 10y = 22
-3x – 8y = -14
|([?], [])
Enter​

Respuesta :

evelynjade
evelynjade evelynjade
  • 01-05-2020

Answer:

y=8 x=-6

Step-by-step explanation:

line them up

3x+10y=22

-3x-8y=-14

add the like terms to get

2y=8

divide by 2

y=4

plug in to any equation

3x+10(4)=22

3x+40=22

subtract 40

3x=-18

divide

x=-6

Answer Link

Otras preguntas

A car starts from an acceleration of 18 m/s^2. Find the time needed for the car to reach 33 m/s
An asteroid known as 7482 (1994 PCI ) is expected to pass near the Earth this week. It is estimated to have a mass of 700 million kg and a speed of 19000 m/s .
can you help pls with
Thomas is married and files jointly with his spouse. Their combined taxable income is $25,799. Their employers withheld $4,386 in taxesfor the year. Determine t
Read the water level with the correct number of significant figures.
Technically, how would you know if any work was done on an object? Work referring to the physics Term
I need help with this question. I don’t know how to do this.
I'm not sure how to start this problemApproximate (b) to nearest 10th
Which of the following equations describes the graph? (options included)
Writing an equation of an… Given the foci and major axis length