Using a approach to solving a problem will you select the best solution. systematic simple silly serious

The correct answer is A. Systematic

Explanation:

Solving a problem requires a set of organized steps and procedures, due to this, the best is to follow a systematic approach. This means you follow a specific method, and in this way, by completing each step at the end of the procedure you solve the problem using the best solution possible. This approach commonly includes identifying the problem, proposing possible solutions, evaluating each of the proposed solutions in terms of advantages and disadvantages, selecting one solution, applying the solution, and finally evaluating results. Therefore, using a systematic approach to solving a problem will help you select the best solution.

x=3

step-by-step explanation:

this is really simple i saw that there was only one term (5x) and thought if that was 15 what would i have to multiply everything else to get it there? well if 5x became 15 then x would have to be 3 so plug the 3 in the x for the other equations and you get 15 for the other ones. so there you go. : )

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