SOLUTION: Use the given equation to find the missing coordinates of the points and then find the slope of the line for each equation. y - 2x =3, A (.., 6), B (15,. .)

Algebra ->  Linear-equations -> SOLUTION: Use the given equation to find the missing coordinates of the points and then find the slope of the line for each equation. y - 2x =3, A (.., 6), B (15,. .)      Log On


   

Question 1206307: Use the given equation to find the missing coordinates of the points and then find the slope of the line for each equation.
y - 2x =3, A (.., 6), B (15,.
.)
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

y+-+2x+=3
A (x, 6) =>y=6
6+-+2x+=3
6+-+3+=2x
3+=2x
x=3%2F2 =>A (3%2F2, 6)

B (15,y)=>x=15
y+-+2%2A15+=3
y+-+30+=3
y+=3%2B30
y+=33=>B (15,33)

slope:

m=%28y%5B2%5D-y%5B1%5D%29%2F%28x%5B2%5D-x%5B1%5D%29
m=%2833-6%29%2F%2815-3%2F2%29
m=27%2F%2827%2F2%29
m=%282%2A27%29%2F27
m=2