(2n−9)−5(−2.4n+4) find the difference

The difference as in the expression is; 14n - 29

To determine the difference;

We must first open the second parenthesis by multiplying through by its coefficient as follows;

Afterwards; we have;

= 14n - 29

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Simplified Expression: 14n - 29

Work

2n-9-5(-2.4n+4)

2n-9+12n-20

14n-9-20

12n-29

14n - 29

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step-by-step explanation:

(f - g)(x) = 5x^3 - 3

step-by-step explanation:

rearrange these functions vertically, with like terms in separate columns:

f(x) = 5x^3 - 2

g(x) =         +1

now subtract, column by column:

(f - g)(x) = 5x^3 - 3