Evaluate the expression 6n^2-15 when n=5
1 answer:
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To subtract fractions, we need a common denominator, which would be 10. To do this, multiply 3/5 by 2
3 * 2 = 6
5 * 2 = 10
Now subtract
3 * 2 = 6
5 * 2 = 10
Now subtract