If 2x - 1 =9 , then what is the value of 10x -5 ?
If 2x - 1 =9 , then what is the value of 10x -5 ? Correct Answer 45
2x - 1 = 9 2x = 10 5× 2x = 5× 10 10x = 50 10x - 5 = 50 - 5 = 45
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Feb 20, 2025