Spencer, Nigel and Greta shared the cost of a massage chair for their mother.
Spencer paid 2/9 of the total cost of the massage chair. Nigel paid 5/8 of what Spencer
paid. Altogether, Spencer and Nigel paid $793. How much did Greta pay for the
massage chair?
Spencer paid = 2x/9
Nigel paid = 5/8(2x/9)
2x/9 + 5/8(2x/9) = 793
x = 2196
Hence, Greta paid $1403