Respuesta :

calculista
we have that
y=(1/2)x+1

we know that
the point p has a  y-coordinate of 5

therefore
I substitute the value of y = 5 in the equation of the line
5=(1/2)x+1--------> 5-1=(1/2)x------> 4=(1/2)x-----> 8=x
x=8

the answer is 
the x coordinate of p is x=8

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