Please help me solve these questions

What is the celsius temperature that is equal to 94 degrees fahrenheit using the formula f=9/5 c+32

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance