angelmalcolm1226 angelmalcolm1226
  • 02-01-2020
  • Mathematics
contestada

Solve the system of linear equations by adding or subtracting. Show all work!
{2x +y = -6, -5x + y = 8}

Respuesta :

GrandNecro
GrandNecro GrandNecro
  • 02-01-2020

Answer:

x = -2, y = -2

Step-by-step explanation:

Your goal is to try and cancel out a variable. I want to get rid of y so i subtracted the first equation from the second one.

After that I solve for x and got x=-2.

I used x=-2 and plugged it back into either of the equation to solve for y.

Ver imagen GrandNecro
Answer Link

Otras preguntas

Need help please quick
You read research that found that first-born children tend to have higher IQs than their siblings. However, you typically earn higher grades than your older bro
Find the radius of the base of a cylindrical whose volume is 12320 cm³ and height is 20 cm .​
Can someone help with this?
PLS HELP ILL MARK BRAINLIEST Which statement is modeled by the expression? 150k The Henderson family drove 150 miles each day of their vacation. If their vacat
is electrical conductivity a physical property
help i guess.....................
PLS HELP ME AND PLS DO NOT GETBIT WRONG (sorry guys I got some wrong that’s why I’m mad)
what should i do if my crush moved schools and i dont have his phone number?
what kind of imagery and language did the historical posters use? do you think that style would be effective today? why or why not