Question 1009057
t, tomatos
c, onions (cebollas)


{{{system(t+c=10,0.6t+0.67c=6.21)}}}


{{{60t+67c=621}}}
{{{60t+67(10-t)=621}}}-----substitution using poundage sum equation
{{{60t+670-67t=621}}}
{{{-7t+670=621}}}
{{{-7t=21-70}}}
{{{7t=49}}}
{{{highlight(t=7)}}}
-
{{{highlight(c=3)}}}


Go back to use prices to get the cost of each.