Simplify each of the given expression.Show you solution.
[tex]1.(3x - 7) + ( - 4x - 2) = \\ 2.( - {3 \times }^{2} - 2x + 5) + ( {5 \times }^{2} + 2x - 8) = \\ 3.( {9 \times }^{2} - 2x) - ( {8 \times }^{2} + 4x) = \\4.( {8 \times }^{3} - {2 \times }^{2} + 2 x - 2) - ( {3 \times }^{2} + 4x + 7) = \\ 5.( {3 \times }^{2} - 7xy + {2y}^{2} ) + ( {5 \times }^{2} + 6xy - {4y}^{2} ) = [/tex]
[tex]1.(3x - 7) + ( - 4x - 2) = \\ 2.( - {3 \times }^{2} - 2x + 5) + ( {5 \times }^{2} + 2x - 8) = \\ 3.( {9 \times }^{2} - 2x) - ( {8 \times }^{2} + 4x) = \\4.( {8 \times }^{3} - {2 \times }^{2} + 2 x - 2) - ( {3 \times }^{2} + 4x + 7) = \\ 5.( {3 \times }^{2} - 7xy + {2y}^{2} ) + ( {5 \times }^{2} + 6xy - {4y}^{2} ) = [/tex]
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Answer:
1. -x - 9
2. 2x² + 4
3. X² - 6x
4. 8x³ - 5x² - 2x - 2
5. 8x² - xy + 2y² - 1
Step-by-step explanation:
I don't know if correct???