Which expression is equivalent to 3 7/8 - 6 1/4? A: -6 1/4 + (-3 7/8)
B: 3 7/8 + (-6 1/4)
C: 3 7/8 + (6 1/4)
D: 6 1/4 - (3 7/8)

B

When you add a negative, it helps to think of it as subtracting

Ex:

4 - 2 = 2

4 + (-2) = 2

10 cm

step-by-step explanation:

if the polygon is a rectangle, then the perimeter is x+x+y+y. using the values that you gave, the perimeter is 3+3+2+2=10cm.

c

-by-step explanation:

it would be c