SOLUTION: Would you tell me how to solve this?
The first number minus the second number is 26. The first number added to three times the second number is 194. What are the two numbers?
Algebra.Com
Question 829027: Would you tell me how to solve this?
The first number minus the second number is 26. The first number added to three times the second number is 194. What are the two numbers?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
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x - y = 26
x + 3y = 194
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copy and paste the above linear system in standard form into this matrix-method solver:
https://sooeet.com/math/system-of-linear-equations-solver.php
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solution:
x = 68
y = 42
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system matrix
1 -1
1 3
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inverse of system matrix
0.75 0.25
-0.25 0.25
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determinant of system matrix = 4
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