3 years ago

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:

Step 1: Solve inside the parenthesis

12 + 3(18 - 42) + 9

12 + 3(-24) + 9

Step 2: Multiply

12 + 3(-24) + 9

12 - 72 + 9

Step 3: Combine the first two numbers

(12 - 72) + 9

-60 + 9

Step 4: Combine the last two numbers

-60 + 9

-51

Answer: -51

Mashcka [7]3 years ago

3 0

Answer:

-351

Step-by-step explanation:

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