18%=0.18
380×0.18=68.4 increase
380+68.4=448.4

the easier way is to think 1 times any number is the same number so 380(1+0.18)=448.4 (just like adding tax to the price of something to see how much you'll actually pay)

6 0

4 years ago

D=f+ fx<br> solve for x

Zepler [3.9K]

Answer:

X = d/f - 1

Step-by-step explanation:

You would Isolate the variable by dividing each side by factors that don't contain the variable. Hope this helps

3 0

3 years ago

if we have 10 slices of sandwiches and each 2 person take one how many slices do we still have..its easy​

if we have 10 slices of sandwiches and each 2 person take one how many slices do we still have..its easy