Will give brainliest!
which pair of lines is parallel?

a. y=4x+1 and y+4x=5
b. y=-2+x and 2y-2x=-2
c. y=1/4x+2 and y-2=1/2x
d. y=1/5x+1 and 5y+x=10

You are looking at two area rugs for your bedroom. one is a square with side lengths of 6.3 feet. the other is a rectangle that is 4.8 feet by 8.2 feet. which rug will cover the greatest area? how much more area will it cover? with work plzz and u so much

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?