Question

Simplify.

[–4 – (–2 + 3 • 5)]


Simplify the expression.
3/4*[12*4+(-16)] + (-20)

Choose exactly two answers that are correct.

4.

(3 pt)
Which equations illustrate the commutative property of addition?

Choose exactly two answers that are correct.

A.
–9 + 11 = 11 + (–9)

B.


C.
–5 + [6 + (–4 + 3.1)] = – 5 + [(–4 + 3.1) + 6]

D.
–7.4 + (13 + 2.1) = (–7.4 + 13) + 21



A.
16

B.
–44

C.
44

D.
4

Answer 1

Hello ^-^ Welcome to OpenStudy :) Can you post one question per post, please? THis is a tab confusing

Answer 2

More questions coming. I wanna be done allready -_-

Answer 3

I'll help if you do that so I can help you with a clear understanding as to what I am on

Answer 4

Simplify.

[–4 – (–2 + 3 • 5)]

Answer 5

First solve what is in the parenthesis.

(-2 + 3 * 5)

Now in the parenthesis, we have to follow PEMDAS, so multiply/divide first. What is 3 * 5?

Answer 6

Oh god. Your one of those people that make my brain do things.... Here we go!

The answer is 15

Answer 7

Hello, you alive?

Answer 8

Have you collapsed on your keabord?

Answer 9

H-hello.....?

Answer 10

@dan815 The person helping me has collapsed on their keyboard, and is most likely ded. Can you help me were he left off? xD

Answer 11

@C-Cups Can you still help? xD

Answer 12

There all dead.... They all caught explosion... I wonder if it's contagious...

Answer 13

(-2 + 3 * 5)

Now in the parenthesis, we have to follow PEMDAS, so multiply/divide first. What is 3 * 5?

Answer 14

Well dang

Answer 15

Could you not have said that before i closed THIS!!!

Answer 16

I'M ALIVE

Answer 17

Sorry. :( Do you still need help?

Answer 18

Yes