View Compilation Error

0_0_26521454_12943.cpp: In function 'int main()':
0_0_26521454_12943.cpp:64:60: error: expected ',' or ';' before ')' token
             double res1=(sqrt(300*300+(300-x)*(300-x)))+900)/v1,res2=t+(x+300)/v2;
                                                            ^
0_0_26521454_12943.cpp:65:22: error: 'res2' was not declared in this scope
             if((res1-res2)<eps)
                      ^