A hydrogen atom has one positively charged proton and one negatively charged electron. Write an addition equation to represent how their charges combine to make the overall charge of the atom. Can someone help me with this​

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.

What is the ratio fraction form of 25: 9

At store a, erasers are sold individually. the cost y of x erasers is represented by the equation y=0.75x. the costs of erasers at store b are shown in the graph.