What does it mean when two lines are perpendicular? What does it tell you about the equations?

When 2 lines are perpendicular, it means that they intersect and form right angles. This tells us that the 2 lines that form from the equations will intersect

Step-by-step explanation:

Idk how to give an explanation for this, since it is vocab

$53.50

step-by-step explanation:

you have to subtract the amount of money chuck earned ($72.50) by the cost of the gas for the mower ($11.25) and the new string for the trimmer he bought ($7.75).

72.50-11.25=61.25

and then subtract $61.25 by the second thing he bought (the new string for the trimmer)

61.25-7.75=53.5

so in total it's $53.50 (53 dollars and 50 cents)

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step-by-step explanation:

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