Combining like terms
-6k+7k
what is the answer?
and if you solve this i have more

This is fractions casey shared a pizza with some friends.they each ate 1 third of the pizza. how many people shared the pizza

1. the wheeling bridge in west virginia is about 307 meters long. if you walk with a stride of about meter, about how many steps would it take you to cross this suspension bridge?

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?