In Exercises 19-22, simplify each algebraic expression. 19. 5(2r – 3) + 7x 20. (5x) + [(3y) + (-3y)] – (-x) 21. 3(4y – 5) – (7y + 2) 22. 8 - 2[3 - (5x - 1)]

Q: 1²- 3n +4-i

A: Option a.1 is correct answer

Q: 8 A cx 8 | 8 В -x+cx +cx8 8 -8 8. —х — сх 8 = 8 D) y = cx -8- 8 --x 9 ||

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Consider 2x° – 3y? = 8 -

A: SolutionStep I :  2x3 - 3y2 = 8Now, 2x3-3y2=8⇒2x3-8 = 3y2ddx2x3-8 = ddx3y26x2 =…

Q: 71. YA 3 - |x - 9| 2 - x - 4| 2+ |1 - |x – 1 1- 2 4 10 12x 3.

A: Consider the Triangle (1) :

Q: 20. 21. 2 3x ² - [7x- (4x-x²) + 3] x² -[-3x+ (4 - 7x)]

A: The objective of the question is simplying the given equations .

Q: Click and drag like terms onto each other to simplify fully. 3-6-7x+2

A: The objective of the question is simplifying the given equation .

Q: 16)-6a 2- 25a - 25

A: TO SOLVE EQUATION -6a2-25a-25=0 SOLVE AND FIND ROOTS BY FORMULA ax2+bx+c=0 x=(-b±b2-4ac)/2a

Q: (ii) - 1)" -1 п (п - 1) ,0 <x < 1. n = 2 8

A:

Q: 10h+6-5h+3

A:

Q: 8. What is WZ? 6х — 16 - 3x + 3 4x

A: From the figure, the displacement vector WZ can be written as: WZ=WA+AF+FZ…

Q: 2. Max tries to simplify the expression (5x+2)(x+3)-(2x–3)(x+3) as follows: = (5x+ 2)(x+3)-(2x–…

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Q: 3 3x x-8 8 %3D 2x x+7' what is- 14 if 5 ,what is- -5

A: If 32x=3x+7 The objective is to find the value of x14 Cross multiply the above equation…

Q: 2х - 3 Зх - 5 4. Simplify2 - Зх — _3x- 4 x2-8x +16 - 8x16 х

A: Given,

Q: 261. YA 4+ 3 2 -4 -3 -2 -1 0 1 2 3 -1 4 -2 -3

A:

Q: 19. A = 2 2-10 03 20 0 20-1 -1 2 0 2)

A: Given system  x'=Ax where  A=220-12-1020030-1202  To Find:  Set of solutions to the given problem

Q: a Add. 1. (3x + 2) + (-4x + 3) 2. (6x + 1) + (-7x +2) 3. (-ár + 2) + (x² + -3)

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Q: Can (3* 3^1/2)- (3(3)^1/2)^1/3 be simplified as an exact answer?

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Q: 1) 2) x² - 81 = 0 -2x? = - 98

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Q: 1- c²2c-15 = 0 2₁ x² - 14x = 24 2. 2 3.46² + 25 = 209 2

A: As per Bartleby guidelines for more than one question asked only one is to be answered please upload…

Q: Evaluate the expression for z = -3. -33z %3D

A: topic- value of equation with given value of variable replace variable by given value and evaluate…

Q: 7 3 3 4xy. 2x2 Show Your Work

A:

Q: Simplify. 51. (г2) 54. (с')5 52. (Зу4 53. (е*)4 56. (2x3y*)5 58. (5x³y-7z-3)-3 55. (2x3y*)³ 57.…

A: Given ⇒t-23⇒t-2×3⇒t-6⇒1t6 ∵ amn=am×n

Q: Express in simplest form: 2 ½ : 7 ½ =

A:

Q: (-8-2.) -(-3-2) 1 8-2х %3D 1/3

A: Given:         -8-2x13=-3-x13

Q: +10 교2-7+10 6x z2-7z+10

A:

Q: When -2x^2+4x+2 is subtracted from x^2+6x-4,

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Q: 6. Simplify. a) (2x - 3x2- 6) + (6x – x³ + 4x² + 5) b) (x² – 4)(2x² + 5x - 2) c) -7x(x² + x - 1) –…

A: Given that -

Q: 13. ) -5 s 3x-8 < 6

A: 13.) given −5 ≤ 3x−8 &lt;6⇒ −5 +8 ≤ 3x &lt; 6+8⇒ 3 ≤ 3x &lt; 14 ⇒1 ≤ x &lt; 14/3

Q: 10. 11. (11r-1) (14x-13) (20T-3) 151 (4r+13) (61 + 2)

A: An exterior angle of a triangle is equal to the sum of its opposite non-adjacent interior angles .

Q: 104 B 4 8. 10 -10 -8 -6 -4 -2 -2 -4 -8 -10 Perimeter = units 4. 6.

A:

Q: ΣΧ 11 ΣΧ2 33 ΣΧ- 2- 9 Σ(Χ2 ) %3D

A: Given, the following scores are in the table is as follows and also given n=4 observations…

Q: 2 +- X+7 x-7 x²-49 1

A:

Q: 5/9(7-6x)-3/4(3-15x)=1/12(3x-5)-1/2

A: we have to solve

Q: 2 Simplify: 3. (a - 6)+ (12 – 4x) 4 3. A 8-x +1 6. 1 3 8. 1- 9.

A: To simplify this first we'll multiply the numbers within the brackets. Then we'll add both the…

Q: 14.2x-1-48.2 2.1 Simplify fully x = 7.2x*1-2+2

A: Solve above equation by converting 2 powers into 2x.

Q: 7. Simplify. (x²+x-12)/(2x²-x-3)

A:

Q: 4 1. Expand (2x - 3)* in descending powers of x and simplify your answer. 16x – 96x + 512x - 512r +…

A: The binomial expansion of a+bn is : a+bn=C0nanb0+C1nan-1b1+...+Cnna0bn Now, we need to find the…

Q: 2²/²x-5 1 -x - 3 2

A: Rearrange the terms of the given equation and  then solve for x (by cross multiplication method.)

Q: 2. 2 al 2x-5. 19+2x 25- 10

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Q: +6 12+ +10+ 1- 1. 4- 3- X0X 1-

A: We have a 5×5 kenken puzzle. We will put values from 1 to 5 in the cells satisfying the given…

Q: -1 -4 -2 4 -9 - 6 A = 8 - 3 5 -10 -7 6. 3A =

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Q: 20. x4 - 2х2 + 4х +1 х3 — х2 — х + 1

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Q: 1. -3 -2 -1 1 2 3 14 10 2 -2 -6 -10

A: For a graph to be linear the difference of values of y should be the same.…

Q: 17. What is the quotient of (3x – 6x – 8)÷(x+ 2) ? 3x - 12 - 16 x+2 L C 3x– 12 – 32 X+2 3x + 12 - 16…

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Q: 9. |3b + 5| S-2 十十+ -4-3-2-10 1 2 3 4

A:

Q: 22) -3.xy + 5 = 4x?

A: 22. -3xy +5=4x2

Q: How should I simplify this?   ( 77-7x-|x2-11x|  ) / ( |x2-121|-72 )

A: The given expression is

Q: (4) S . Hint: = | (-). (x²2. -4)² (교2-4)2 %3D x+2

A: