Question

Sam and his friend Tom's combines weight is 150 kg. Sam's weight is 84 kg less than twice of Tom's weight. How much does Tom weigh? Solution with algebraic equation.

Answer 1

Hi,
Let Tom's weight be x and Sam's weight = 150-x

$$\begin{gathered} accordingtothequestion, \\ 150-x=2x-84 \\ 3x=150+84=234 \\ x=\frac{234}{3}=78 \\ soTom\text{'}sweigh78kg \end{gathered}$$