Answer
357k + 200/ 10
Explanation
Given the below expression
0.7k - 5(-7k - 4)
Step 1: Open the parenthesis
0.7k + 35k + 20
0.7k = 7k/10
7k/10 + 35k + 20
Step 2: Find the common denominator
The common denominator = 10
7k/10 + 35k/1 + 20/1 / 10
7k + (35k x 10) + (20 x 10) / 10
7k + 350k + 200 / 10
Step 3: Collect the like termhs
7k + 350k + 200/ 10
357k + 200 / 10
Therefore, the expression in the simple terms is 357k + 200/ 10