Question

upon finishing the treehouse, chrlie's served them freshly baked cookies. Charlie ate 15 cookies, his father 10 and his mother only 5, please write the equation to show how many were eaten in total.​

Answer 1

Answer:

let us assume that

Charlie=x, father=y, mother=z

then,

as Carlie ate 15 cookies

her father ate 10 cookies

and mother ate 5 cookies

We can write is as,

15x+10y+5z=30