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math

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solve using the multiplication principle.

-1/2x=-3/4

  • math -

    the way you typed it...

    multiply each side by -2
    (-2)(-1/2)x = -2(-3/4)
    x = 3/2

  • math -

    can you check if i have this one right 0.6x+2=1.4x-1

    my answer is ¡Ý 3.75 im i correct

  • math -

    "can you check if i have this one right 0.6x+2=1.4x-1
    my answer is ≥ 3.75 im i correct"

    You have correctly solved the equation to get x=3/0.8 = 3.75.

    However your statement of x≥3.75 would be incorrect since the question given is an equation, and not an inequality.

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