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Systems of simultaneous equations using excel

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Reference no: EM13945626

Solve each of the following systems of simultaneous equations using Excel

(a) 15x1 + 20 x2 = 25

5x1 + 10 x2 = 12

(b) 4x1 - 2 x2 + x3 = 6

x1 + 3 x2 - 7x3 = 34

-2x1 - 5 x3 = 14

(c) x1 + x2 + 5 x3 - 12 x4 = 29

x2 + 16 x4 = 21

7 x1 + 2 x2 - 12 x4 = 5

x3 - x4 = 6

Reference no: EM13945626

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