• anonymous
Anna and Belle are asked to solve –2x – 15 = 6x + 9. Identify where one of them made an error. Anna Belle –2x – 15 = 6x + 9 –2x – 15 –6x = 6x + 9 –6x –8x – 15 = 9 –8x – 15 + 15 = 9 + 15 –8x = 24 Negative 8x over negative 8 equals 24 over negative 8 x = –3 –2x – 15 = 6x + 9 –2x – 15 + 2x = 6x + 9 + 2x –15 = 8x + 9 –15 + 9 = 8x + 9 + 9 –6 = 8x Negative 6x over 8 equals 8x over 8 Negative two-thirds
Mathematics
• Stacey Warren - Expert brainly.com
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SOLVED
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