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29 March, 14:37

Theo started to solve the quadratic equation (x+2) 2 - 9 = - 5

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Answers (1)
  1. 29 March, 16:26
    0
    Answer:2x-5=-5

    Add 5

    to both sides of the equation.

    2x=-5+5

    Add - 5

    and 5

    .

    2x=0

    Divide each term by 2

    and simplify.

    Divide each term in 2x=0

    by 2

    .

    2x2=02

    Cancel the common factor of 2

    .

    Cancel the common factor.

    2

    x2=02

    Step-by-step explanation:

    Apply the distributive property.

    x⋅2+2⋅2-9=-5

    Move 2

    to the left of x

    .

    2⋅x+2⋅2-9=-5

    Multiply 2

    by 2

    .

    2x+4-9=-5

    Subtract 9

    from 4

    .
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