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d=vt+1/2at^2

Students are using the following formula in their high school physics class. They want to rearrange the formula so that 'a' is solved for. What would they get?

Algebra honors 

9th Grade

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1 Answer

d = vt + 1/2at2               Given

d - vt = 1/2at2                Subtract vt from each side

2(d - vt) = at2                Multiply each side by 2

2(d - vt)/t2 = a               Divide each side by t2

a = 2(d - vt)/t2               Symmetric Property