One number is 10 more than another. the sum of twice the smaller plus three times the larger is 55. what are the two numbers

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?

Abag contains 10 white golf balls and 6 striped golf balls. a golfer wants to add 112 golf balls to the bag. he wants the ratio of white to striped gold balls to remain the same. how many of each should he add?

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee