Question

HELP URGENT

9*3-3*5
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4
What is the value of the expression?

What is the value of the expression?

[(3 + 5) • 2 – 5] • 3

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

9*3-3*5 is 27-15, or 12.

[(3+5)*2-5]*3 is equal to:

[30-5]*3

25*3

75

The answer to your last question is D. (7*5)-[(4*5)+9] is equal to 35-[20+9], or 35-29, or 6.