Answer
8 weeks
Work Step by Step
Substitute the given weight and solve for t.
$W=3t^2$
Substitute the weight for W.
$192=3t^2$
Divide both sides by 3.
$192 \div3=3t^2\div3$
Simplify.
$64=t^2$
Take the square root of each side.
$\sqrt{64}=\sqrt{t^2}$
Simplify.
$8=t$
