SOLUTION: Use linear combinations to solve the system of linear equations. 2v=150-u 2u=150-v

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Question 176238: Use linear combinations to solve the system of linear equations.
2v=150-u
2u=150-v
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.2v=150-u
2.2u=150-v
From eq. 1,
1.2v=150-u
Re-arrange the equation to get,
u=150-2v
Substitute this into eq. 2 and solve for v,
2.2u=150-v
2%28150-2v%29=150-v
300-4v=150-v
-3v=-150
highlight%28v=50%29
From eq. 2,
2.2u=150-v
2u=150-50
2u=100
highlight%28u=50%29