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elixir [45]
3 years ago
10

Twice Jack's age plus 5 is 21. Write and solve an equation. How old is Jack?

Mathematics
2 answers:
Fudgin [204]3 years ago
6 0
2j+5=21
2j=16
j=8

Jack is 8 years old.
Licemer1 [7]3 years ago
6 0
Let Jack's age be j
2j + 5 = 21
2j = 21 - 5
2j = 16
j = 8

So Jack is 8. 
Please mark me as brainliest. Thank You!
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