The addition method, also known as the elimination method, involves adding together equations with the aim of eliminating one of the unknown variables from the resulting equation. This technique usually involves multiplying the equations with a constant to effectively eliminate the ter...
Answer to: Solve by the elimination method. 3x - y = 1; x + 8y = 42. By signing up, you'll get thousands of step-by-step solutions to your homework...
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The research reported in this paper is concerned with the natural written algorithms created by nine- and ten-year olds when solving simple addition proble... I Thompson - 《Educational Studies in Mathematics》 被引量: 31发表: 1994年 FUZZY REASONING IN A MULTIAGENT SYSTEM OF SURVEILLANCE SENSORS...
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