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KerenNicole

  • 3 years ago

Q5

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  1. KerenNicole
    • 3 years ago
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  2. KerenNicole
    • 3 years ago
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    This one is tough ._.

  3. UnkleRhaukus
    • 3 years ago
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    so the area of the rectangle is length times height \[(x+9+x) \times (x+8+x)\]

  4. KerenNicole
    • 3 years ago
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    Okay

  5. UnkleRhaukus
    • 3 years ago
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    can you simplify that?

  6. rvgupta
    • 3 years ago
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    are options right

  7. KerenNicole
    • 3 years ago
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    What do you mean are options right ?

  8. KerenNicole
    • 3 years ago
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    @rvgupta

  9. UnkleRhaukus
    • 3 years ago
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    \[=(2x+9)(2x+8)\]\[=2x(2x+8)+9(2x+8)\]\[=\]

  10. rvgupta
    • 3 years ago
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    4x^2+34x-3=0

  11. UnkleRhaukus
    • 3 years ago
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    once you have simplified the length times the height , set this equal to the area of the painting and frame which = 75

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