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3x + 2y = 2 -2x + y = 8 Solve the system of equations.
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4 votes
3x + 2y = 2
-2x + y = 8
Solve the system of equations.

User ChrisMe
by
7.9k points

2 Answers

3 votes

Answer:

A: (-2,4)

Explanation:

i did it on usatestprep

User Mohamed NAOUALI
by
8.3k points
1 vote
3x+2y=2
-2x+y=8

3x+2y=2
y=8+2x

3x+2(8+2x)=2
y=8+2x

3x+16+4x=2
y=8+2x

12x+16=2
y=8+2x

12x=2-16=-14
y=8+2x

x=
(-14)/(12)≈1,17
y=8+2×
(-14)/(12)≈5,7

User Tzimpo
by
7.6k points
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