What is the sum of any rational number and its opposite and why

A padlock has a four-digit code that includes digits from 0 to 9, inclusive. What is the probability that the code does not consist of all odd digits if the same digit is not used more than once in the code?

A number that is less than 1 and has 2 decimal. the hundreds place has a value of 5/100. the digit in the tenths place has a value of 2/10. what's the number

Which expression has a value that is equivalent to 5n + 13 when n = - 5 I think its 4n + 8?! I'm not shure tho A. n² + 13 B. 4n + 8 C. 2n + 2 D. n + 8

6.24 x 10-5 - 4.091 x 103 =

Factor by using the GCF. 2x6 - 12x4 a 2 (x6 - 6x4) b 2x5 (x - 6x) c 2x4 (x2 - 6) d x6 (2x2 - 12)

Raya buys a van for £8500 plus VAT at 20% Raya pays a deposit for the van. She then pays the rest of the cost in 12 equal payments of £531.25 each month Find the ratio of the deposit Raya pays to the total of the 12 equal payments.

A 16-fl oz bottle cost 2.00$ what is the unit cost

0.8% of what number is 6

What the expanded form of these number 3,047 12,008 90,040

Oatmeal Crunch Use three times as much flour as sugar. Use two times as much oats as sugar. Use 50 chocolate chips. Use 20 less cashews than chocolate chips.