Which expression is equivalent to 16a - 18b + 20a

The wheel has ten seats and each seat can fit one couple. each minute a seat passes by the entrance exit stage. the wheel starts functioning at 8pm for half an hour-how many couples took a ride

An Arithmetic series has 20 terms. The first term is - 81. The sum of all the terms is - 480. Use the arithmetic sum formula to find the last term

What's the surface area of a rectangle if it's 5 by 10 in

Find the average of the list of numbers. - 18, - 29, - 17, - 12

If the sum of the measures of two angles is 180 then the angles are supplementary. m

Ms smith has 28 sixth graders and 35 seventh graders for math. If she wants to break the two grades into identical groups without any students left over how many students will be I each group?

In the right triangle shown, m_Y = 30° and XY = 6. How long is Y Z?

Grandma Gretrude gave 13 pieces of jewlry and Grandma Fein gave y pieces of jewelry to the Carlson sisters to divide evenly among themselves. There are 5 Carlson sisters.

How does the initial angle of a launched projectile affect the range of te landing position?

The process or action by which one thing absorbs or is absorbed by another. is wht?