Math  /  Word Problems

QuestionFind the expression equivalent to 3(7c+1)3(7 c+1). Options: 7c+37 c+3, 3c+213 c+21, 21c+321 c+3, 21c+121 c+1.

Studdy Solution
Now, let's compare the simplified expression with the given options.
The first option is 7c+37c +3, which is not equivalent to 21c+321c +3.
The second option is 3c+213c +21, which is not equivalent to 21c+321c +3.
The third option is 21c+321c +3, which is equivalent to 21c+321c +3.
The fourth option is 21c+121c +1, which is not equivalent to 21c+321c +3.
So, the equivalent expression to 3(7c+1)3(7 c+1) is 21c+321c +3.

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