Evaluate each expression for n = 5.
1. 9n - 9
2. (3n + 5n)10
3. 12 x n/2
1 answer:
Step-by-step explanation:
Given
n = 5
1. 9n - 9
= 9 * 5 - 9
= 45 - 9
= 36
2 . (3n + 5n) 10
= ( 3 * 5 + 5* 5)10
= 40* 10
= 400
3 . 12 * n/2
= 12 * 5 / 2
= 6 * 5
= 30
Hope it will help :)
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Answer:
Let x be the number
given x/6=x-40
x=6(x-40)
x=6x-240
x-6x=-240
-5x=-240
x=-240/-5=48
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