Acertain sequence is defined such that the th term in the sequence is equal to n n how much greater is the 10th term th term in the sequence?

Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl

How do i i solve this equation? -18 = x/3 + 3