Enter the missing values in the area model to find 10(2c−8)

Question

(top left) blank
(top right) -8
(Middle outside left) 10
(middle inside left) 20c
(middle inside right) blank

Answer 1

(top left) 20c
(top right) -8
(Middle outside left) 10
(middle inside left) 20c
(middle inside right) -80c