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g100num [7]
3 years ago
10

What can you simplify 12+3(18-42)+9

Mathematics
2 answers:
rodikova [14]3 years ago
5 0

Answer:

-51

Step-by-step explanation:

<u>Step 1:  Solve inside the parenthesis</u>

12 + 3(18 - 42) + 9

<em>12 + 3(-24) + 9</em>

<em />

<u>Step 2:  Multiply</u>

12 + 3(-24) + 9

<em>12 - 72 + 9</em>

<em />

<u>Step 3:  Combine the first two numbers</u>

(12 - 72) + 9

<em>-60 + 9</em>

<em />

<u>Step 4:  Combine the last two numbers</u>

-60 + 9

<em>-51</em>

<em />

Answer:  -51

Mashcka [7]3 years ago
3 0

Answer:

-351

Step-by-step explanation:

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