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Question 1 (1 point)

Solve the System of Equations by Elimination.
x+y=4
y = 2x + 6

User Majidarif
by
5.2k points

1 Answer

7 votes

Answer:

x=-2/3, y=14/3. (-2/3, 14/3).

Explanation:

x+y=4

y=2x+6

x+2x+6=4

3x+6=4

3x=4-6

3x=-2

x=-2/3

-2/3+y=4

y=4-(-2/3)

y=4+2/3

y=12/3+2/3

y=14/3

User Yarkee
by
6.3k points