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  • 23-02-2016
  • Mathematics
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Can you help me with number 9 and 10??? Please on the equation in 2 variables

Can you help me with number 9 and 10 Please on the equation in 2 variables class=

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bookishfairy73
bookishfairy73 bookishfairy73
  • 23-02-2016
y = (4/9) x for number 9

y = (900/10) x or y = 90x  for number 10

These equations are in y = mx + b  which is good when graphing.

where m = slope = change in y divided by the change in x. 

Time would always be on the x axis. 
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