how to find slope and Y-intercept of 2 X + Y = 9
Answers
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0
Answer:
Slope:
−
2
3
Y-intercept:
3
Explanation:
Solve for y. Add 2x on both sides:
−
2
x
−
3
y
+
2
x
=
9
+
2
x
−
3
y
=
9
+
2
x
Divide by -3 to everything:
−
3
y
−
3
=
9
−
3
+
2
x
−
3
y
=
(
−
2
3
)
x
+
3
Now it's in the form
y
=
m
x
+
b
where m is the slope and b is the y-intercept.
Slope:
−
2
3
Y-intercept:
3
Step-by-step explanation:
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