SOLUTION: Lines l and l′ with equations y=(11k+17)x+1 x=(61k−23)y−2 are perpendicular, where k is a constant. Find k. k = (Do NOT USE DECIMALS if k is a fraction or an ir

Question 1170509: Lines l and l′ with equations
y=(11k+17)x+1
x=(61k−23)y−2
are perpendicular, where k is a constant. Find k.

k =
(Do NOT USE DECIMALS if k is a fraction or an irrational number)
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

Lines and ′ with equations
....slope:

.........solve for

....slope:

since lines are , slopes are to each other

.....solve for

your lines are:
line

line ’

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