If $256 is 10% of his summer job earnings then
let s = summer job earnings
[tex] 10\% \times s = 256 \\ \frac{10\% \times s}{10\%} = \frac{256}{10\%} \\ s = \frac{256}{0.1} \\ s = \frac{256}{0.1} \times \frac{10}{10} \\ s = \frac{2560}{1} \\ s = 2560 [/tex]
Answer:
His summer job earnings is $2560
