Platforms
Write an equation relating the number of each item sold to the total number sold: x1 + x2 =
350
Write an equation modeling the revenue generated: x1 + x2 = 9,000
35
22
Widgets sold: ; gizmos sold:
100
250
x3 =
28x3 =
Question text not available
6,504
x1 +
160x1 +
x2 +
190x2 +
10x3 =
6,720
x1 =
15
x2 =
21
33
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Cramer's Rule
Instruction
Matrices and Their Inverses