ShinyAlphaYT ShinyAlphaYT
  • 12-09-2022
  • Mathematics
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Given the function r(x) = -2/3x + 4 for what value of x is r(x) = -4

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varshamittal029
varshamittal029 varshamittal029
  • 16-09-2022

The value of x when r(x) = -4 is 20/3.

Given, the function is r(x) = ₋2/3x ₊ 4

substitute r(x) = ₋4 in the value of r(x)

r(₋4) = ₋2/3(₋4) ₊ 4

r(₋4) = 8/3 ₊ 4

r(₋4) = 8 ₊ 12/3

r(₋4) = 20/3

hence we get the value as 20/3

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