B. Find the value of x and y given that; 2 -5 3 1 6 (a) R = S = 3R +S= -1 2 y 4 -1 00

Q: Which value of x makes the equation1.25(4x-10)-7.5 true? А. -1 В. 3.5 C. -0.5 D. 4

A:

Q: B C 4x -5 2y + 10 y+3 D 2x + 4 A

A: This is a question based on concyclic quadrilateral. Proceed as shown below

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A: Given that  Regression equation Y Y = 50 + 3X

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A:

Q: Find å · b for å = (4,1, →) and b = (6,–3,–8).

A: Topic:- dot product of vectors

Q: If 2x + y = 23 and 4x - y = 19 , Find the values of 5y -2x and y/x - 2

A:

Q: x + 3y = 5 3x - 2y = -18 x=? y=?

A: We will use the substitution method to solve the given linear equation. First, we isolate one of the…

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A:

Q: Let B = [-1 1 4 -3] Find -4B

A: Solution

Q: x? + y? – 2x – 8y + 19 = 0

A: x2 + y2 - 2x - 8y +19 = 0 Repositioning x and y accordingly we get x2 - 2x + y2 - 8y +19 = 0…

Q: KD and ZE are complementary. If mZD = 5x + 3 and mZE = 3x – 1, what is x? 081

A:

Q: Which equation represents OB? ty 2 B -2 2 -2 O A. (x - 2)2 + (y – 1)² = 9 O B. (x+ 2)2 + (y + 1)2 =…

A:

Q: find the value of 7v-6 given that -13v-5=8

A: Given: -13v-5=8

Q: Given that 6x + 2y = 0 and x² + y2 = 2(32 + xy) Calculate the value of x and y.

A:

Q: find the value of 3y-3 given that -8y-9=7

A: Given,

Q: -6|5-2y|=-9

A: Solve equations,

Q: y = 5x – 9 -2x – 3y = -7 %3D

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Q: To what power has 4 been raised to attain the result of 256?

A: topic - exponents

Q: If 2x-y=4 then 6x-3y=? Select one: a. 0 O b. 18 C. 12 d. 15 e. 10

A: Let 6x-3y = t

Q: The value of x such that (9) 3x – 12) = (3)2x) is: Select one: а. 12 b. -6 С. -12 d. 6

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Q: Find the numerical value, if x=3 and y=1 2x+5y-2/5y+2

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Q: (-2,4) y 2 у = 4 − x2 -

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Q: 3x+2y = −6 Ау 4 N Лу 4 6 х

A: Let's draw equation of line.

Q: For which values of x is Y1 = Y2?

A: A table with X, Y1,Y2

Q: Q5 as a2 az If b, b2 b = 4, find C2 C3 a 4az -2az b2 4bz-2b2. 2c3-C2

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Q: The value of   x –  x(xx) when x is -2 a. -1 1/2 b. – 2 ¼ c. -10 d. – 1 ¾

A:

Q: (d.) If x is equal to 25, what is the simplified numeric value of x2 2x5 + + + 2х (Your answer…

A: First simplify the terms then put x = 25

Q: A = - 13 -2 1 3 0 4 , C = 2 1 7 2 -3 5 -9

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Q: y = 3x + 4, what is y when x is 1, 2, and 3

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Q: What is the value of x in ¤QRST ? Ð 16 G 12 12 4 3x s, 2X

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Q: 4x2-5y2 If x 4, y = 2 and z = - 2, evaluate %3D y-z

A: In order to evaluate value of function at some point, Substitute given point in the function to get…

Q: r - r - 1 1 1– r – 2 Simplify: |

A: Given r-2r-11-1r-2⇒r(r-1)-2r-1r-2-1r-2⇒(r2-r-2)(r-2)r-1r-3r-2

Q: If x-y = 8 and xy = 2, then find the value of 8x' - 27 y %3D

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Q: d²y ; for 9x² + y²=9 Find dx2 81x2- 2xy A y4 18x + 2y B -81

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Q: Given x-5k+3 Which of the following is the independent variable? Ok O+3 0 3

A: We have given equation  x=(3/2)k+3  Here x is directly dependent on k But k is independent variable…

Q: Find given y = x+7 2х-4

A: