For this case we have to define "y" directly with "x" when there is a constant of proportionality "k", such that:
This is known as direct variation.
On the other hand, if y varies inversely with x we have to:
This is known as inverse variation.
Answer:
, direct variation
Answer:
x + (x - 9)
Step-by-step explanation:
Michelle has x dollars
Tony has x - 9 dollars
Total amount of money the two have is;
x + (x - 9)
C&E
C 2x+Y>=c
Y>=-2x+c
E Y>=-2x+c
Answer:
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Answer:
x = 150
Step-by-step explanation:
x + x - 15 + 107 + x + 7 + 125 + 122 + 131 = 630
3x + 180 = 630
3x = 450
x = 150
