Question

Which placement of grouping symbols in the expression gives it a value of 6?

7 • 5 – 4 • 5 + 9

A.
7 • (5 – 4) • (5 + 9)

B.
7 • [(5 – 4) • 5] + 9

C.
7 • [5 – (4 • 5) + 9]

D.
(7 • 5) – [(4 • 5) + 9]

Answer 1

(7 * 5) - [ (4 * 5) + 9]
35 - [ 20 + 9]
35 - 29
6

Answer 2

so 6

Answer 3

so a

Answer 4

no...D

Answer 5

do you understand how I arrived at 6 ?

Answer 6

because if you have any questions, ask now while I am here :)