1) Redueix termes semblants:

a) 2x - 3 + 15x + 8 =

b) - 3x + 11 + x =

c) x + 4 - 7x - 9 + x =

d) x + y + 1 + 2x - 2y - 2 =

Number of hybrid cars in use in the United States

Beth participated in a free throw contest. She took 10 shots, and she made 6 of them. Beth wants to know how to describe the number of baskets she made.

The monthly average temperature, T, for San Francisco is usually within 7.5 degrees and 56.5 degrees, inclusive. What is the monthly average temperature? (Use either an equation or an inequality to model this situation.)

What is the number 277,180 in expanded form

How do you solve this system by elimination? -3x+4y=12 2x+y=-8 I dont know how to solve it.

A 32 oz bottle of fruit juice costs $6.72. What is the cost of the juice per ounce?

the Peters family will drive 615 miles to reach their vacation destination. If they drive 389 miles the first day, how many miles will they drive the second day?

Simplify quantity x squared plus 6 x plus 8 end quantity over quantity x plus 2

Find the next two terms in this sequence. 0.1, 0.02, 0.004, 0.0008, 0.00016,

The Smiths took out a 30-year mortgage. How many monthly payments will they have to make on this mortgage? A. 120 B. 360 C. 12 D. 36