3 years ago

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

Mathematics

2 answers:

lisov135 [29]3 years ago

7 0

The correct answer is 12

bazaltina [42]3 years ago

3 0

Answer:

Step-by-step explanation:

7x +21 =105

7x =105 - 21

7x =84

x=84 :7

x=12

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