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The current and estimated resident populations (in percent) of blacks and Hispanics in the United States for the years 199020501990-2050 are modeled by the linear functions defined below.

y=.0515x+12.3 Blacks y=.255x+9.01 Hispanics \begin{array}{ll} y=.0515 x+12.3 & \text { Blacks } \\ y=.255 x+9.01 & \text { Hispanics } \end{array}

In the case, xx represents the number of years since 1990.

(a) Solve the system to find the year when these population percents will be equal.


Answered 1 year ago
Answered 1 year ago
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To solve the system, we need to equate the two given equation. So we have,


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