Matt gives half of his books to the local library and kept the other half. his best friend gives him 3 more books. he now has 57 books. how many did he have to start

A gift box measures 20 centimeters long, 8 centimeters wide and 3 centimeters deep. Which is the correct unit of measurement to use when measuring the amount of space inside the gift box? cm cm³ cm²

at 4:00 p. m. karl stands next to his house and measures his shadow and the houses shadow. karl's shadows is 8 ft. long. the houses shadow is 48 ft. long. if karl is 6 ft. y'all, how tall is his house?

What does the a and b equal in this equation.: a*b=155

Darius takes his family on an afternoon boat ride going through your canal he drives 5 miles in 15 minutes later on as he crosses silverlake he drives 30 minutes at the same average speed which statement about the distances is true

What is the solution for the equation x^2-3x=10

Terry earned $3814 in gross pay over the last 2 weeks. How much income tax will be withheld from his paycheck this pay period? Use the table to answer the question. $

A zookeeper predicted the weight of a new baby elephant to be 256 pounds when it was born. The elephant actually weighed 288 pounds at birth. What was the percent error of the zookeeper's prediction? 11.11% 88.89% 12.50% 32%

The solution to 5 * 1 will be what kind of number

What if cara also tried the rope ladder and climbed 2/4 of the way up? who climbed highest on the rope ladder: rosa, Justin, or cara explain how you know.

Represent the following sentence as an algebraic expression, where "a number" is the letter x. Eight times the difference of 5 and a number.