In a class there are 40 students. There are 10 more boys than girls in the class, Let x be the number of boys and y be the number of girls in the class. Write down the two equations relating x and y.

An equilateral triangle with perimeter of 18

Write 1/3 of 7 as a fraction?

Enter >, <, or = to compare the expressions. 45/4? 25 - 3

A proffessional baseball team won 84 games this season. The team won 14 more games than it lost. There were no ties. How many games did the team lose? How many did it play?

Special wallpaper that costs $2 per square foot. How much will the wallpaper cost in total?

Tyler is 8 years old. His sister Olivia is 4 years less than twice his age. Write a numerical expression to fine Olivia's age

Which is the equation of a line parallel to the line 3x-5y=15

Kelly is going to shop with the $200.00 that she earned from doing chores. She wants to save 30% of her money to put into a savings account. She buys a sweater for $60.00 and a new coat for $75.00, with 6% sales tax on both items.

write the general form of the equation of the circle with radius r and center? (h, k). R=3 (h, k) = (0,3)

Write a number that is greater than 8.604 but less than 8.643