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Solve 2x+y=3.5,-x+2y=2.5
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5 votes
Solve 2x+y=3.5,-x+2y=2.5

User Tanasis
by
6.0k points

2 Answers

4 votes

Answer:

x = 1.75 -y, y = 1.25 + x

Explanation:

Part One

2x + y = 3.5

Divide

x + y = 1.75

Move the variable and change its sign

x = 1.75 -y

Part Two

-x + 2y = 2.5

Divide

-x + y = 1.25

Add

y = 1.25 + x

User Canser Yanbakan
by
5.8k points
7 votes

Answer:

y=1.7

x=.9

Explanation:

User No Surprises
by
6.7k points
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