Can I have halp with all and an explanation because I am terrible at properties.

Use properties of equality to simplify each of the following expressions so that you can simplify them in your head. Identify the properties used and describe how you used them.

1. 4 • (-3) • 5

2. (2.25 • 23) • 4

4. 5 • 12 • (-2)

5. 35 (26) (0)

Question

David Matthews

Mathematics

15 January, 12:18

Can I have halp with all and an explanation because I am terrible at properties.

Use properties of equality to simplify each of the following expressions so that you can simplify them in your head. Identify the properties used and describe how you used them.

1. 4 • (-3) • 5

2. (2.25 • 23) • 4

4. 5 • 12 • (-2)

5. 35 (26) (0)

+3

Answers (1)

Know the Answer?

Tatum · Answer 1

1. 4 • (-3) • 5

so 4 x (-3) = - 12 and then - 12 x 5 = - 60

2. (2.25 x 23) x 4

so (2.25 x 23) 51.75 and then 51.75 x4 = 207

4. 5 x 12 x (-2)

so 5 x 12 = 60 and then 60 x (-2) = - 120

5. 35 (26) (0) =

so 35 x 26 = 910 and then 910 x 0 = 0