Which best describes how to add 9.73 and 21.6?
1 answer:
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Answer:
New cost of jacket =
New costs of skirt =
Step-by-step explanation:
Let original cost of jacket =
original cost of skirt =
The equation will be
New cost of jacket =
New costs of skirt =
The equation will be
The equations are
Subtracting the above two equations we get
New cost of jacket =
New costs of skirt = .
to get the equation of any straight line, we simply need two points off of it, hmmm let's use (0 , 10) and (8 , 30) from the table