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What is the solution of x + y = 2 and 2x + 5y = 16?

What is the solution of x + y = 2 and 2x + 5y = 16?
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4 votes
What is the solution of x + y = 2 and 2x + 5y = 16?

User Mattmcmanus
by
8.3k points

2 Answers

3 votes
using elimination method....
I got y = 4 and x = -2
User Aquaholic
by
8.0k points
4 votes
Multiply the first equation by two to get 2x + 2y = 4.
Subtract the second equation from the first equation to get -3y = -12

y = 4.

Plug y back in to get x = -2.
User Khez
by
8.2k points
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