Jawab:
5x+15=45×5
5x+15=225
5x=225-15
5x=210
X=42
nah 42 nya ditambah yg selisih nya jd 42+15 = 57 (C)
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Jawab:
5x+15=45×5
5x+15=225
5x=225-15
5x=210
X=42
nah 42 nya ditambah yg selisih nya jd 42+15 = 57 (C)