SOLUTION: A+2B+C=99 2A+B+C=142 2A+2C=154 Is it possible to solve this problem? Thank you

Question 937064: A+2B+C=99
2A+B+C=142
2A+2C=154
Is it possible to solve this problem? Thank you
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
A+2B+C=99
2A+B+C=142
2A+2C=154
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put the system of linear equations into standard form
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x+2y+z=99
2x+y+z=142
2x+2z=154
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copy and paste the above standard form linear equations in to this solver:
https://sooeet.com/math/system-of-linear-equations-solver.php
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solution:
x = 54
y = 11
z = 23
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answer:
A = 54
B = 11
C = 23
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