Choose Yes or No to tell whether the expression represents a 20% discount off the price of an item that originally c A. 0.8d yes or no
B. d-0.2 yes or no
C. d-0.2d yes or no
D.1- 0.2d yes or no

Don't give the actual answer just say which one would represent 20% by putting yes or no for example B could be correct so you would put B as correct.

24 units

step-by-step explanation:

part d

step-by-step explanation:

theresa talked her parents into getting sd cards for her phone and her brother’s phone. inserting an sd card into a phone gives it more storage. they both get 8-gigabyte sd cards. how many bits of storage come with each sd card? type your answer in both scientific and standard notation.

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 -

160 cm

step-by-step explanation:

you have to add all the sides together