Answer:
The answer is 3.
Explanation:
[5x-10]-10 = 15
or, 5x -20 = 15
or, 5x = 15+20
or, x = 35/5
Hence, x =7 ##
x = 7.
[5x-10] -10=15
5x - 10 - 10 = 15
5x - 20 = 15
5x = 15 + 20 = 35
x = 35/5 = 7.
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