algebra

solve the equation or formula for the indicated variable R=ts^2+3

a)s=under radical R-3/t (not under radical
b)s=everything under radical R-3/t
c)s=R (under radical)-3/t
d)s=everything under radical R/t-3

Thanks again I feel really not being able to grade my teens paper

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  1. t s^2 = (R-3)

    s^2 = (R-3)/t

    s = plus or minus sqrt [(R-3)/t ]

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  2. Just did the quick check
    B. -2 1/2
    A. 7.5 and 22.5
    A. always
    B. s=everything under radical R-3/t
    A. -70

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