Directions: Simplify each of the following expressions. 1. -2x + 4x2 - 7 - x2 + 7 - 8x 2. 7ab - bc - 4ab - 5bc 3. 3x2 - 5x + 7 + 2x2 + 3x - 9 4. 3r + 2z + 9t + 4r - 5s + t 5. -5xy + 7wz - xy - 5wz 6. 4a - 6b 7. 9a - 3b 8. (-6m + n) + (-4m - 5n) 9. (9x2 + 5) + (-2x2 - 8) + (x2 - 3) 10. 4a + (9a+3) 11. 7b + (4b - 6) 12. 8d2 + (6d2 - 4d) 13. (5x2 + 4) + (-3x2 - 4) 14. [-4x + (10 - 5x)] + 5x 15. 8 + [5 + (6 + x)]

Q: Multiply both sides by (x² + 1)² and combine like terms. x² + 6x + 1 = (Ax + B)(x² + 1) + Cx + D =…

A: The given equation

Q: Multiply. (4x - 1)(4x + 1) (4x - 1)(4x+ 1) = (Simplify your answer.)

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Q: Use the expression to write an equivalent expression in standard form, and collect like terms. Show…

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Q: Add. (7y +y- 5) + (5y² - y -6) (7y? + y- 5) + (5y² - y-6) =D (Simplify your answer.)

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Q: Divide. (-203–19+4x+16x*) - (-2,"+4) Remainder Write your answer in the following form: Quotient+…

A: Answer and explanation is given below....

Q: Which expression is equivalent to (x+4)(x-8) a. (x+2)²-28 b. (x-2)²-36 c. (x+2)²-28 d. (x-2)?-36…

A: The answer are as follows

Q: Which of these expressions is the same as I+3+ 2 I+3 Select one: O a. O c. O d. O e. = (x+3)²+3…

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Q: (9y² + y - 7) + (7y² -y-4) = ]

A: We have to add 9y2+y-7+7y2-y-4

Q: Perform the addition and simplify. (5y4 - 8y2 + 5x? - 3) + (-2yA + 4y? + 9) (5y4 - 8y? = D - 5x2 -…

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Q: a+2b+4c+3d=21 -3a+4b-2c+3d=-1 a+6c+3d=-19 3a+4b-3c-2d=16

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Q: Perform the indicated operation.Simplify the result 4/ t+1 - (4t-7/ t2+7t+6 + 6/ t+6)

A: Given, 4/ t+1 - (4t-7/ t2+7t+6 + 6/ t+6) Opening the small bracket by multiplying the -1 4/t+1 - 4t…

Q: Multiply (-3xy")(6x²y") A 18xy O3xy -18xy -18x y15 Question 25 Multiply-2n(n² - 3n+ 5) -2n +6n? -10n…

A: The given expression is -3x4y36x2y3 -3x4y36x2y5=-18x4x2y3y5=-18x4+2y3+5=-18x6y8 Therefore, option C…

Q: perform the indicted operation simplifly the result t2-4t+4 / t2-4t-5  x  5-t/t2-4

A: Given expression, t2-4t+4t2-4t-5×5-tt2-4

Q: Given that 3x - 5 x²(x - 1) = A B x x² + C + x for some constant real x-1 numbers A, B and C. Find…

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Q: Simplify each expression. 1) (-3.x* + x²)+ (6x² - 2x + x*) 2) (5n + 2n*) - (4n³ – 4n* – 7n)

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Q: Let A = 0 5 8 - 3A + 2B = -9 Find -3A+2B. and B = -93 92 C...

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Q: R. (3x + 5) (91- 17)*

A: We know sum of opposite interior angles of parallelogram is equal to 180°

Q: 4. 8х - Зу (-) -4x + 8y. 5. 6rs - 7bc (-) 9rs – 7bc 5ху - 9cs (-)-3xy + cs 6.

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Q: Find x, and x2.· - 5 - 4 X1 - 55 4 - 5 X2 3 X1 = %3D II

A: To find x1, x2

Q: 3. State the GCF of each pair of terms. a) 6x and 10x b) 154³ and 20² c) ab and a²6² d) -2x¹y¹ and…

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Q: verify that 3(A + B) = 3A + 3B

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Q: 18-7х b. 5-6х 5x+9y 7у-12х 3+11х 2. 5х-2у 5х-2у -6х+5

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Q: perform the indicated operation  ( 8r2+5r-14)+(-7r2-17r+7)=

A: