Afamily of 7 bought tickets to the circus. each family member also bought a souvenir that cost $6. the total amount they spent was $147. how much did one ticket cost ?

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Ten times the square of a non-zero number is eqaul to ninety times the number

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?