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3 votes
Evaluate the expression for x=5, y=3,and z=1/4.
5x−6y+20z/4yz

User Andycwk
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2 Answers

7 votes
5 * 5 - 6 * 3 + 20 * 1/4 / 4 * 3 * 1/4 = 7.9 i think its right
hope this helped
User ReAl
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2 votes
Just substitute each number into the expression:
5(5) - 6(3) + 20(1/4)/4(3)(1/4) = 25 - 18 + 5/3 = 7 + 5/3 = 26/3 or 8 and 2/3.
User Maksim Fomin
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