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Solve the following problems. Remember, it’s easiest to solve the questions in the parentheses first. a. 4 + (5+12) b. (3 + 6) + 17 c. (3 + 4) + (5 + 6) d. 9 + (11 + 7) + 10

Respuesta :

a. 21, b. 26, c. 18, d. 28

Answer:  The required answers are :

(a) 21,   (b) 26,   (c) 18   and   (d) 37.

Step-by-step explanation:  We are given to solve the following problems with parentheses solved first.

(a). The given problem is

[tex]4+(5+12).[/tex]

We have

[tex]4+(5+12)=4+17=21.[/tex]

(b) The given problem is

[tex](3+6)+17.[/tex]

We have

[tex](3+6)+17=9+17=26.[/tex]

(c) The given problem is

[tex]4+(5+12).[/tex]

We have

[tex](3+4)+(5+6)=7+11=18.[/tex]

(d) The given problem is

[tex]9+(11+7)+10.[/tex]

We have

[tex]9+(11+7)+10=9+18+10=9+28=37.[/tex]  

Thus, the required answers are :

(a) 21,   (b) 26,   (c) 18   and   (d) 37.

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