Algebra 5
1 mark · EasyRearrange the formula to make v the subject:
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v = (s - 2t)/t
Also accept: v = \frac{s - 2t}{t}
Common mistakes: v = s/t + 2
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Marking points
B1 · 1 mark · Correctly isolates v: v = (s - 2t)/t
Worked solution
Subtract 2t from both sides: s - 2t = vt
Divide both sides by t: v = (s - 2t)/t