Write an equation for the line given that m=0 and the intercept is (0,-2)

Me. i can't figure out this question. give an explanation too. .

Percent increase and decrease. original number: 45 new number: 18

Carl is hanging pictures in his home. there is a space on a wall that has a width of 4 feet. carl has pictures with different widths. which picture width would fit in the space on the wall? a. 46 inches b. 60 inches c. 50 inches d. 54 inches