3 years ago

What is the result of multiplying the second equation by 2 and adding to the first equation?

Mathematics

2 answers:

UkoKoshka [18]3 years ago

8 0

Answer:

5x + 3y = 6

Step-by-step explanation:

vladimir1956 [14]3 years ago

3 0

Answer:

5x + y = 8

Step-by-step explanation:

Given the equations:

x+3y=10 ____ (1)

2x−y=−1 ____ (2)

Multiply (2) by 2

2(2x - y = - 1) = 4x - 2y = - 2

4x - 2y = - 2 - - - (3)

Add (1) and (3)

4x - 2y = - 2

x + 3y = 10

___________

5x + y = 8

_________

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