Brain test! Answer the question below:

3/8

Step-by-step explanation:

Step-by-step explanation:

3/4 of the 3/8 she had left = 9/32

The amount of cake eaten is (1-3/8) eaten at the party+ (9/32) she ate at lunch= 5/8+9/32= 29/32

The whole cake (1) from the eaten cake (29/32) is:

1-29/32= 3/32

see explanation

step-by-step explanation:

a

(6r + 7) + (13 + 7r) ( remove brackets and collect like terms )

= 6r + 7 + 13 + 7r

= 13r + 20

b

remove brackets and collect like terms

13 - r - 1 + r

= 12 - r

c

remove brackets and collect like terms

= - 8 - r + 2r - 4

= - 12 + r

d

remove brackets and collect like terms

= 7r - - - 6r

[-   - = - - = - ]

= r -

you need to add a picture