What is the slope of the line that is perpendicular to the line that passes through (-3, 6) and (6,8)? Type a numerical answer in the space provided. If necessary, use the / key for a fraction bar. Do not include spaces in your answer.

-9/2

Step-by-step explanation:

Find the slope of the line first then it's negative reciprocal will be what you're looking for.

m=8-6/6--3=2/9

Perpendicular slope=-1/2/9=-9/2

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

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