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lindseyharrison

  • 2 years ago

1) Simplify 4x/9 plus x-10/9 (1 point) 2) Simplify t^2 +6t/t-1 minus 7/t-1 (1 point) 3) Simplify 3/x plus 13/x-11 (1 point) 4) Simplify 5/4x^2y minus y/14xz (1 point) 5) Simplify x^2+2x/12x+54 minus 3-x/8x+36 (1 point) 6) Simplify 2/x^2 +8x+15 plus 1/x^2 + 11x + 30 (1 point) 7) Using complete sentences, explain why it is necessary to have common denominators when adding or subtracting rational expressions. (2 points) 8) Using complete sentences, explain why it is necessary to have a strong foundation in factoring when working with rational expressions. (2 points)

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  1. timo86m
    • 2 years ago
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    general formula|dw:1346874943205:dw| You can solve lots of them with this

  2. timo86m
    • 2 years ago
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    7 you need common denominator because you have to add or subtract equal parts.

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