equation 566 720 878 772
equation 614 1254 771 1279
equation 561 326 824 353
equation 203 1092 398 1272
equation 249 770 351 800
text 510 108 878 305
text 510 367 877 702
text 510 789 878 1241
text 118 806 485 1073
text 118 108 486 775