Question 111520
Let x = number of dimes
y= number of quarters


The value of the coins in cents is 10x + 25y. In dollars, the value is .10x + .25y  .


The inequality for AT LEAST $30 would be either
{{{.10x + .25y >= 30.00 }}}

or
{{{10x + 25x >= 3000 }}}


R^2