Answer:
8
Step-by-step explanation:
Answer:

Step-by-step explanation:
1. Find the GCF (Greatest Common Factor)

2. Factor out the GCF and simplify.

3. Factor 
Which two numbers add up to -1 and multiply to -6?
<u>-3 and 2</u>
Rewrite the expression using the numbers above.

4. Done!

So work =time times rate or W=TR
so T=m-k
W=(m-k)R
if you want just m-k then m-k is the answer
If 42% of paint is white to get the result we just have to finid 42% of 18.
42% of 18 = 0.42*18=7.56$ - its our result