Find the gradient and y intercept of a)y+x+5=0

What does it mean by solve the exponential equation for x?

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.