Simplify: -4 1/5 - (-13 1/10)

-4 1/5 - (-13 1/10)

Convert mixed numbers to improper fractions:

-21/5-(-131/10)

Apply rule:

-25/1 + 131/10

Adjust fractions based on the LCM:

-42/10+131/10

Since the denominators are equal, combine the fractions:

-42+131/10

Add/Subtract the numbers:

89/10

Convert Improper fractions to mixed numbers:

8 9/10

Your Answer Is The First Option 8 9/10

plz mark me as brainliest :)

i did it myself and i got 4.2 (b) hope its right

step-by-step explanation:

trapezoid

step-by-step explanation:

first i plotted all my points on a grid graph

i made sure all of them were in the correct quadrant

then i saw it was a trapezoid or a quadrilateral