During a sale, a dress decreased in price from $80 to $76. what was the percent of decrease?

Hey!

--------------------------------------------------

This is also known as finding the "percent of change".

Formula:

~Solve

Change it back to positive.

--------------------------------------------------

Hence, the dress was decreased by 5%

--------------------------------------------------

Hope This Helped! Good Luck!

10 you would take 50/ .2

step-by-step explanation:

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 -