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5 votes
Evaluate (5x – 4y) = z2 when x = 4, y = 1, and z = 3.

User Ilians
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1 Answer

3 votes

Explanation:

= ( 5x - 4y) = z2

Putting the values given

= 5 (4) - 4(1) = (3)2

= 20 - 5 = 6

= 15 = 6

= 15 - 6

= 9

User Palmer
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5.2k points