The substitution property of equality allows you to say that if 7j + 14k = 28 and j = 2 then

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax

(x-5)1/2+5=2 what is a possible solution?

Apackage of orgainc strwberries costs $1.50 while there in season and $2.25 when not in season what the percent increase