9x+8 (-3x+9) = 5 (3x-4)
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Answered by
1
Answer:
-27x² + 72x + 52
Step-by-step explanation:
9x + 8 ( -3x + 9 ) = 5 ( 3x - 4 )
9x ( -3x + 9 ) + 8 ( -3x + 9 ) = 5 ( 3x - 4 )
-27x² + 81x + ( -24 )x + 72 = 15x - 20
-27x² + ( 81 - 24 + 15 )x + ( 72 - 20 )
-27x² + 72x + 52
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