Question

V=u+at
work out t when v=40 u=12 and a=4

Answer 1

t = 7

Explanation:

v = u + at ← substitute v = 40, u = 12, a = 4 into the equation

40 = 12 + 4t ( subtract 12 from both sides )

28 = 4t ( divide both sides by 4 )

7 = t