What's the easiest way to solve fraction

Here is your

To add fractions:

Find the common denominator which is two:

Now add:

1 + 1 = 2 = 2/2 = 1

Subtract:

Practically do the same as adding:

Find the common denominator then subtract...

Multiply:

When doing this just multiply the numerator by the other numerator and the denominator by the other denominator:

Dividing:

Use KCF: (Keep, Change, Flip)

Hope this helps!

8(-10x+3.5y-7)

8×-10x + 8×3.5y + 8×-7

-80x + 28y - 56

therefore

-80x+28y-56 is the correct answer

1. d.90

2. e. none of these (80)

3. a. 0

4. b. 6

5. e. none of these (10)

6. a. 5