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Mathematics
Algebra
Evaluating expressions
What is the expression when z = 3? 10z*2+4+9
1 answer
When z = 3, the expression becomes 10(3)^2 + 4 + 9 = 10(9) + 4 + 9 = 90 + 4 + 9 = 103.
Therefore, the expression when z = 3 is 103.
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