Pls help me!!
Which two equations are equivalent?
y= 1/2x+3
y=x+6
2y=x+6

Which of the following expressions is equal to 2x^2+8

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?

What is the slope of the line shown below?