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LaurenAshley1201

  • 2 years ago

Solve :)

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  1. LaurenAshley1201
    • 2 years ago
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    \[\sqrt{2x+5}\] = 7

  2. RyanL.
    • 2 years ago
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    square both sides

  3. RyanL.
    • 2 years ago
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    what do you get then?

  4. LaurenAshley1201
    • 2 years ago
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    ohh okay i think i can solve it now hang on so yalll can check it

  5. LaurenAshley1201
    • 2 years ago
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    (2x+5) =7^2 -5 -5 2x=44 /2 /2 x=22?

  6. RyanL.
    • 2 years ago
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    Yup good job

  7. ironictoaster
    • 2 years ago
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    Yep.

  8. LaurenAshley1201
    • 2 years ago
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    thanks everyone :)

  9. ironictoaster
    • 2 years ago
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    @LaurenAshley1201 You can also use Wolfram Alpha as well, it will solve equations for you in seconds and will show you with steps on how to get your answer.

  10. RyanL.
    • 2 years ago
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    You should only do that to check your work not to get answer.

  11. RyanL.
    • 2 years ago
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    You can't use wolfram in test so don't rely on it.

  12. ironictoaster
    • 2 years ago
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    @RyanL. Of course, it's just useful. I live in a different time zone from most people on here and sometimes nobody is online when I ask a question!

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