Answer:
y = x/2 +3
Step-by-step explanation:
The equation of a straight line is
y = mx +c , where m is the gradient, and c is the y intercept.
We are told the gradient is 1/2, and the y-intercept is the y-value when x =0, so i.e. the y-intercept is 3.
So y = x/2 +3
