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Subjects>Math>Math & Arithmetic

What is 5x -9 when x equals 4?

Anonymous

∙ 15y ago

Updated: 12/15/2022

5x-9

Substitute 4 in for x
5(4)-9=

Solve.
9-9=0

the answer is zero.

The answer is not zero you added when you were supposed to multiply so the real answer is 11.

Wiki User

∙ 15y ago

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