2(n+1)=10 solve for n

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,

Wrote and expression for the difference of p and 4

6. sarah saved $12.75 every week for a number of weeks, w. she received an additional $25 during the last week in which she saved money. write and solve an equation to find the number of weeks, w, for which sarah had saved money if she has $114.25 now.