A
to calculate the slope m use the gradient formula
m = ( y₂ - y₁ ) / (x₂ - x₁ )
with (x₁, y₁ ) = (7, - 2 ) and (x₂, y₂ ) = (- 1, - 5 )
m = =
=
→ A
A person pay $3500 for 42 lawn mowers, then sells each lawnmower for $99. How much profit does the store make?
1 answer:
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