Mathematics

Mathematics, 19.09.2019 09:30, tttyson

Simplify the expression 4(x − 5)(x2 + x + 2).

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Mathematics, 26.06.2019 02:20, Ashley606hernandez

40 ! if your guessing orrandom words i will report and get my points back it's timed, i promise it's simple 11. which of the following expressions is true? a. 4^3• 4^4 = 412 b. 5^2 • 5^3 > 5^5 c. 3^2 • 35 < 3^8 d. 5^2 • 54 = 58 12. which of the following expressions is true? a.8^3 • 8^2 < 8^4 b. 4^4 • 4^4 = 4^16 c. 2^2 • 2^6 < 2^8 d. 3^3 • 3^3 > 3^5 write the value of the expression. 13. 3^4/3^4 a. 3 b. 0 c. 1 d. 4 14. 4^7/4^9 a. –16 b. 1/16 c. 1/8 d. 8 multiply. write the result in scientific notation. 15. (2.3 • 10^1)(7 • 10^6) a. 1.61 • 10^7 b. 1.61 • 10^8 c. 9.3 • 10^6 d. 9.3 • 10^7 16. (1.7 ∙ 10–4)(5 ∙ 10–5) a. 8.5 ∙ 10^–9 b. 8.5 ∙ 10^20 c. 6.7 ∙ 10^–9 d. 6.7 ∙ 10^20 simplify the expression. 17. 7t4 ∙ 7t4 a. 49t^8 b. 14t^4 c. 49t^16 d14t^8 simplify the expression. 18. –x(7x – 8) a. 6x^2 – 9x b. –7x – 8x c. –7x^2 + 8x d. 7x + 8x simplify the expression. 19. 4k2(–3k2 – 4k + 5) a. –12k^4 – 16k^3 + 20k^2 b. 12k^4 – 16k^3 + 9k^2 c. –12k^3 + 20k d. k4 + 9k^2 simplify the expression. 20. (2k + 1) (k – 4) a. 2k^2 – 7k + 4 b. 2k^2 –3k + 4 c. 2k^2 + 9k + 4 d. 2k^2– 7k – 4

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Mathematics, 26.06.2019 02:40, jujulakaeuaws

8! it's timed, i promise it's simple 11. which of the following expressions is true? a. 4^3• 4^4 = 412 b. 5^2 • 5^3 > 5^5 c. 3^2 • 35 < 3^8 d. 5^2 • 54 = 58 12. which of the following expressions is true? a.8^3 • 8^2 < 8^4 b. 4^4 • 4^4 = 4^16 c. 2^2 • 2^6 < 2^8 d. 3^3 • 3^3 > 3^5 write the value of the expression. 13. 3^4/3^4 a. 3 b. 0 c. 1 d. 4 14. 4^7/4^9 a. –16 b. 1/16 c. 1/8 d. 8 multiply. write the result in scientific notation. 15. (2.3 • 10^1)(7 • 10^6) a. 1.61 • 10^7 b. 1.61 • 10^8 c. 9.3 • 10^6 d. 9.3 • 10^7 16. (1.7 ∙ 10–4)(5 ∙ 10–5) a. 8.5 ∙ 10^–9 b. 8.5 ∙ 10^20 c. 6.7 ∙ 10^–9 d. 6.7 ∙ 10^20 simplify the expression. 17. 7t4 ∙ 7t4 a. 49t^8 b. 14t^4 c. 49t^16 d14t^8 simplify the expression. 18. –x(7x – 8) a. 6x^2 – 9x b. –7x – 8x c. –7x^2 + 8x d. 7x + 8x simplify the expression. 19. 4k2(–3k2 – 4k + 5) a. –12k^4 – 16k^3 + 20k^2 b. 12k^4 – 16k^3 + 9k^2 c. –12k^3 + 20k d. k4 + 9k^2 simplify the expression. 20. (2k + 1) (k – 4) a. 2k^2 – 7k + 4 b. 2k^2 –3k + 4 c. 2k^2 + 9k + 4 d. 2k^2– 7k – 4

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Mathematics, 12.07.2019 17:30, anitadefrances

80 points i've been trying to do these for 4 hours now, i'm begging you to answer them correctly, don't got to explain, just give me the answers. i don't know if asking these many questions in one is allowed but i've seen questions with 10 different questions on it. just . i put 80 points on the thing 1. simplify: 4y + (2y – 4) a. -6y + 4 b. 6y – 4 c. -6y – 4 d. 6y + 4 2. simplify: 5(y + 1) + 5(y – 1) a. 5y b. 10y c. 5y + 5 d. 10y + 10 3. simplify: 3(3t – 2) – 2(t + 1) a. 5t – 1 b. 7t – 8 c. 8t + 1 d. 11t – 7 4. simplify: -(n + 2) + 3(n – 2) a. 4n – 8 b. 4n + 8 c. 2n – 8 d. 2n + 8 5. simplify: 5(6h – 1) – 5h a. h – 1 b. h – 5 c. 25h – 5 d. 35h – 5 6.simplify: -10(t – 8) – 7t a. –17t + 80 b. –17t – 80 c. 3t + 8 d. 3t – 8 7. simplify: 2(4p – 3) + (p + 7) a. 5p + 1 b. 5p + 4 c. 9p + 1 d. 9p + 13 8. simplify: 3d + 4 + 9d – 8 a. 12d + 4 b. 12d – 4 c. 6d + 12 d. 6d – 12 9. simplify: -10(x – 7) – 3x a. -13x + 70 b. -13x + 3 c. 7x + 7 d. 7x + 10 10. which is a simplified form of the expression -9(g + 2) – (g + 2)? a. -10g + 2 b. -10g – 2 c. -10g + 20 d. -10g – 20

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Mathematics, 10.10.2019 01:00, kevinh2683

1.) use the properties of addition to simplify: 2w+2-9r+4w-r 2.)simplify: 12.5x-9x-13+2.5x 3.)simplify each expression. which expressions are equivalent? a.) 16x+24y+32 b.) 8(2x+3y+4) c.) 4(4x+24y+8) 4.)simplify: -12-4x+9+-10+8x 5.)write the equivalent expression for: 7(3-x)+15x 6.)factor this expression by dividing by the gcf first: 49x+21

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