Question Solve the equation r=87 Evaluate 81=r−6Swap the sides of the equation r−6=81Move the constant to the right-hand side and change its sign r=81+6Solution r=87 Show Solution Rewrite the equation x2+y2=7569 Evaluate 81=r−6Rewrite the expression −r=−81−6Divide both sides of the equation by −1 r=81+6Simplify the expression r=87Square both sides of the equation r2=872To covert the equation to rectangular coordinates using conversion formulas,substitute x2+y2 for r2 x2+y2=872Solution x2+y2=7569 Show Solution Graph
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