What's 2 (x - 5) + 7x+4 simplified?

Determine whether the expression is a polynomial. 5x-2 - 9x + 6 (I believe it is yes, but only have 1 attempt on my homework)

The amount of money in Nadia's savings account is represented by the recursive formula an=1.025 (an-1) + 50 if a6=291.51 what are the first two numbers in the sequence? A. $25.36, $75.99 B. $50.00, $101.25 C. $101.25, $153.78 D. $75.99, $127.89

A pencil making machine took 1/10 of a second to make enough pencils to fill 1/2 of a box. At this rate, how long would it take the machine to fill the entire box

What number can be added to n and is equal to 200

The area of the two triangles is given by the functions: Area of Triangle A: x2 + x Area of Triangle B: x2 - 3x Which function represents the sum of the areas of the two triangles?

89 (54x - 36) + 2 = - 3/4 (-40 + 16x) + 90xsolve for x

The ratio of cars to vans in a parking lot is 1 to 4. If there are 40 cars and vans in the parking lot altogether then how many vans are there?

Geoffrey's babysitter stayed from 6:25 P. M. until 10:40 P. M. For how much time does the babysitter need to be paid?

What is equivalent to 4b? A) b+2 (b+2b) B) 3b+b C) 2 (2b)

Find the value of x 58° 42°