Three years ago, sharon was (8+b) years old and nora was (2b-1) years old. Lupe will be 3b years old in 2 years. Write an expression in simplest form for the present day sum of the three girls' ages?

What do the coordinates of lines with zero slope have in common?

Carmen received a $100 bill as a birthday gift. She bought a book online for $24.95. Then she bought a backpack for $39.75 at a variety store. How much money did she have left after making her purchases

12 more than8.2 times a number n

Tabitha earns $7 per hour working at the mail. Last week, she worked for 12 1/4 hours. Which best describes how much money she earned? A - a little less than $65 B - a little less than $77 C - a little less than $84 D - a little less than $90

Expand 3x (11x-13) pleas can I have ther answers

An expression is shown 55290 divided by 95 What is the value of the expression?

What is the approximate value of loge 25?

Estimate the quotient 446 divided by 7

Central subs made 27 sandwiches using 12 pounds of turkey. how much turkey was used per sandwick?

Combining like terms 10 (-19+15b)