linanyree
linanyree linanyree
  • 25-11-2020
  • Mathematics
contestada

y + 2x = −1
3y − x = 4

Respuesta :

GOLDIE9666 GOLDIE9666
  • 25-11-2020

Answer:

Step-by-step explanation:

Let's solve for x.

y+2x=−1

Step 1: Add -y to both sides.

2x+y+−y=−1+−y

2x=−y−1

Step 2: Divide both sides by 2.

2x

2

=

−y−1

2

x=

−1

2

y+

−1

2

Answer:

x=

−1

2

y+

−1

2

Answer Link
ImADepressedKitten
ImADepressedKitten ImADepressedKitten
  • 25-11-2020

Answer:

Answers below

Step-by-step explanation:

Q1.  2x=−1−y

=

​2

​

​−1−y

​​

Q2.     −x=4−3y

x=−4+3y

x=3y−4

Answer Link

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