the coordinates of the endpoints NO are N(-9,1) and O(7,9) . point p is on NO and divides it such that NP:OP is 1:3

Lilianna uses 3/4 calories per minute just by sitting. she uses 1 more calorie per minute by walking. lilianna uses a total of 12 1/4 calories walking to the park. lilianna uses the equation, d(.75+1)=12.25 to represent the situation. what does the variable d represent in the equation?

Solve the equation for x.3(6x - 1) = 12 i've tried doing the math and i can't find out what i'm doing wrong

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract