Question

7(5f-3n)-8 use n=3 and f=7​

Answer 1

174

Explanation:

plug all of the variables in first

7(5(f) - 3(n)) - 8

7(35 - 9) - 8

7(26) - 8

182 - 8

174

Answer 2

174

Explanation:

7(5f-3n)-8

n=3 f=7

7(5*7 - 3*3) -8

Parentheses first

Multiply inside

7(35 - 9) -8

Subtract inside the parentheses

7(26) -8

Multiply

182-8

Subtract

174