Moses earns a gross salary of 10 500 per month. th basic monthly expenses used from the income are as follows ,housing expense 2
1 answer:
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Answer:
see below
Step-by-step explanation:
The slopes of parallel lines are the same. The slopes of perpendicular lines are negative reciprocals of each other, hence their product is -1.
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For the most part, the concept of adding slopes of lines does not relate to parallel or perpendicular lines in any way.
