samantha has an older brother. right now, he is twice her age. but 8 years ago, her brother was 3 times her age. how old is each person now

What is the first term of the geometric sequence below? __4, 8, 16, 32, ... A. 2 B. 0 D. 1

Concept 48: I can determine if three sides will make a triangle. Will the following sides make a triangle? 8, 9, 9 Group of answer choices Yes, because 8 + 9 > 9 No. because 9 - 8 < 9 No, because two of the sides are the same Yes, because 9 + 9 > 8

To start her collection of comic books, Joylin's uncle gives her a box of comic books and several monthly subscriptions to comic books. the number of comic books in her collection, y, after x months is modeled by the equation shown: y=40+6x.

What is the process of solving 39580 x 10

Sixth graders have an average of 60 minutes of homework four days week. seventh graders have 20 minutes more per day than sixth graders. How many minutes per week of homework does a seventh grader have.

Choose the correct translation for the following statement. It is a minimum of three.

Simplify this exponent 10^-15

A job pays a salary of $8.50 an hour for the first year and $8.85 an hour for the second year. The hourly salary for year n follows an arithmetic sequence. Part A: Write a recursive rule for the hourly salary.

What is the sum of 667 and 23

Selena has hiked 2 1/2 miles in 2 hours she still has 3 3/4 miles to go about how much longer will it take her to finish the hike using the same pace