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Which of the following is a solution for the equation 7x+ 21 = 105?

105
15
84
12

Which of the following is a solution for the equation 7x+ 21 = 105? 105 15 84 12-example-1

2 Answers

5 votes
The correct answer is 12
User Rize
by
4.5k points
4 votes

Answer:

12

Explanation:

7x +21 =105

7x =105 - 21

7x =84

x=84 :7

x=12

User Reuven
by
4.8k points