What is the slope intercept form of 10x-7y=-8?

We just started the introduction into circles and i have no idea how to do this.

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.

For the inequality |c| < |d| to be true, which of the following must be true?