Respuesta :

Answer:

1. d

2. c

3. b

4. a

Step-by-step explanation: use PEMDAS to solve

1.

5+[tex]2^{2}[/tex]-3(6)/3

5+4-18/3

9-18/3

9-6

3

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2.

-([tex]3^{2}[/tex]-12)+4/2

-(9-12)+4/2

-9+12+4/2

-9+12+2

3+2

5

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3.

7 * [tex]2^{2}[/tex]/4+12

7 * 4/4+12

28/4+12

7+12

19

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4.

[tex]6^{2}[/tex]+4-3

36+4-3

40-3

37

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