arlenwasneuski arlenwasneuski
  • 18-08-2021
  • Mathematics
contestada

If (x,2) is a solution to the equation -2x+4y=-8, what is the value of x

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 18-08-2021

Answer:

x=8

Step-by-step explanation:

-2x+4y=-8

Let y = 2

-2x+4*2=-8

-2x+8=-8

Subtract 8 from each side

-2x+8-8=-8-8

-2x=-16

Divide by -2

-2x/-2 = -16/-2

x = 8

Answer Link
ang12321 ang12321
  • 19-08-2021
y=2
-2x+4×2=-8
-2x+8=-8
-2x=-8-8
-2x=-16
x=8

Hope my answer helped u :)
Answer Link

Otras preguntas

A ______ is a single encased electrochemical unit, with one positive and one negative electrode, with a voltage differential across its two terminals
How much energy is transferred when 30.0 g of water is cooled from 25.0 °C to 12.7 °C.
using the text and what you know about both lockes and hobbes philosophies of the social contract, characterize the major differences in their views of "consent
3 concepts about carbohydrates?
I’m really confused someone explain for me!!
The quotient of 10 and a number​
I need help with this question.
Some friends want to see a movie that is showing at two different theaters in town. They plan to share three tubs of popcorn during the movie. Movie theatre pri
Does the point at which our Sun rises change?
Individuals who ask questions and get full background information before processing what others say are _____ in nature. kinesthetic didactic visual auditory