Problem7x=217x = 217x=21Step-by-step solutionदोनों पक्षों को 777 से भाग दें: x=217x = \frac{21}{7}x=721।सरल करें: x=3x = 3x=3।Answerx=3x = 3x=3Want to solve a different problem? Open the linear solver →Related worked examples/solve/algebra/2x-plus-3-equals-7