nathaliagonzalez nathaliagonzalez
  • 02-12-2020
  • Mathematics
contestada

if -2x+3=7 and 3x+1= 5+y

Respuesta :

lindsayextra2 lindsayextra2
  • 02-12-2020

Answer: x = -2, y = -10

Step-by-step explanation:

solve for x first in the equation -2x+3=7

-2x+3=7

-2x = 4

x = -2

now plug that x value into the other equation so we can find y

3x+1 = 5+y

3(-2)+1 = 5+y

-6+1 = 5+y

-5=5+y

-10 = y

Answer Link
ddss1972
ddss1972 ddss1972
  • 02-12-2020

Step-by-step explanation:

-2X+3=7

-2X= 7--3

X=-2

2nd equation

3(-2) +1= 5+y

y= -10

Answer Link

Otras preguntas

8 7/8 + (7 5/6 − 2 1/3)
In 1859, the Swedish chemist Alfred Nobel invented dynamite. Dynamite is a powerful explosive. Which of the following is the most likely social consequence of h
French nobles were divided between nobles "of the sword" and nobles "of the ________."a.church b.crown c.robe d.blood
What page is the quote “I didn’t want to kill them all. I didn’t want to kill anybody! I’m not a killer! ...’” in Enders Game
how does the poet use commas in lines 11 and 12 to change the sonnet's rythm
Reflect AABC across the x-axis by answering the questions below and plotting the necessary points. 1. How many units away from the x-axis is point A?
what is the volume of the following triangular prism 4cm 12mm and 2.3cm​
How many atoms of helium are in 2.50 mol of Helium?
I need the steps on solving this: Cos^-1(sin pi/6)
3. Which linear equation represents the line graphed below? ​