Can you evaluate 5x+10y+15z-15x+10y-5z+5x-10y+5z?

How do I solve 2x^2+3x-2=0

Clara goes miniature golfing. She pays $7.50 for an admission ticket and $6.25 for each round she golfs. The total amount Clara pays for admission and the number of rounds she golfs is $26.25.

A kitten eats 1/4 cup of cat food. Another cat in the same household eats 6 times as much. how much food does the cat eat?

Find the equivalent exponential expression. [ (-5) 3]2

What is the greatest common factor or 12a and 9a^2

The sum of three consecutive odd integers is 207. Find the three odd integers.

What do dimensions indicate

3x (x²-5) what's the product

2.105 x 10^6 in standard notation

The sum of twice a number and 17 is 55. Find the number. Explain also if possible