Essay buys 3 apples, 5 bananas, and 7 peaches from a market. What is the ration of bananas to total fruit in simplest form?
2 answers:
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Answer:
Step-by-step explanation:
Given is the system of equations:
a) Coefficient matrix is
7 3
-6 -3
b) |A|= -21+18=-3
c) Inverse =
1 --1
2 -7/3
c) Solution = product of inverse matrix * (12 4) Transpose
X1 = 16 and X2 =-100/3