Analisis Kesulitan Siswa Menyelesaikan Soal Cerita Materi Sistem Persamaan Linear Dua Variabel di SMP

摘要

This research is aim to find out the difficulties of concept and principle faced by the ninth grade students in SMP N 9 Pontianak to solve the word problem about two variable linear equations system and the factor that cause the students experience those difficulties. The method was used in this research is descriptive with case study type. The subjects of this research are six students of Class IX B whom purpossive sampling. The instrument was used are written test in essay type and interview guideline. From the data analys it found the difficulties and the factors that cause the difficulties experienced by the students. The difficulty of substituting the variable, difficulty of transfering the word problems into mathematics sentence, difficulty of doing operation by elimination abd subtitution method, difficulty of operating addition and subtraction, difficulty of getting the replacement value of variable, and difficulty of changing the replacement value of variable into question sentence. The factors that cause the difficulties which are the lack of mastery of SPLDV, lack of dilligence, its not careful while doing the problem, its not mastering the concept and principle of SPLDV.