The sales tax on a $20 shirt was 9%. How much was the sales tax on the cost of the shirt? What would the total cost of the shirt be with the sales tax?

step-by-step explanation:

ok so im not 100% sure but you would start by adding 5.1t and 1.9t beacuse they have the same variable. that is 7t.   then add -3.6 + 1.2 which is -2.4

so then keep that as -2.4 + 7t. i apologize if this is incorrect. best luck on your test < 3

the answer is simply just 6n add the two together as they have an n

if you was gonna solve for a, a is a   < -12

answerim :

n

step-by-step explanation:

im not sure but my dad knows