SOLUTION: Given: x = 2/(10 - t) & y = (2t + 1), eliminate the parameter. A.) {{{ y = 20 - 2/x }}} B.) {{{ y = 21 - 2/x }}} C.) {{{ y = 20 - 4/x }}} D.) {{{ y = 21

SOLUTION: Given: x = 2/(10 - t) & y = (2t + 1), eliminate the parameter. A.) {{{ y = 20 - 2/x }}} B.) {{{ y = 21 - 2/x }}} C.) {{{ y = 20 - 4/x }}} D.) {{{ y = 21 - 4/x }}}

Question 1079503: Given: x = 2/(10 - t) & y = (2t + 1), eliminate the parameter.
A.)
B.)
C.)
D.)
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!

A parametric equation in a plane consists of two equations
and where and are ordered pairs and is the parameter.
Given:

, eliminate the parameter.
First solve the equation for the parameter, :

Then substitute the expression into the other parametric equation for :

so, your answer is: D.)

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