Question Solve the equation r=0 Evaluate −259r=4rAdd or subtract both sides −259r−4r=0Subtract the terms More Steps Evaluate −259r−4rCollect like terms by calculating the sum or difference of their coefficients (−259−4)rSubtract the numbers −263r −263r=0Change the signs on both sides of the equation 263r=0Solution r=0 Show Solution Rewrite the equation x2+y2=0 Evaluate −259r=4rRewrite the expression −263r=0Square both sides of the equation (−263r)2=0Evaluate 2632r2=0To covert the equation to rectangular coordinates using conversion formulas,substitute x2+y2 for r2 2632(x2+y2)=0Calculate 2632x2+2632y2=0Solution x2+y2=0 Show Solution Graph