The first term of a sequence is 13. the term-to-term rule is 'take away 5.'. work out the 4th term.

What expression is equivalent to 1/2(2+3x-6)

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

Andy has $310 in his account. each week, w, he withdraws $30 for his expenses. which expression could be used if he wanted to find out how much money he had left after 8 weeks?