Find the values of x and y in each of the following. 2y)-5(2 )=4 () b) 7.

Q: x +y = - 12 2x - 3y = 6

A: Solved below

Q: Evaluate x²+3x+5

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Q: If 5x + 2(x + 7) = 14x – 7. Find x a. 1b. 2c. 3d. 4

A: Given equation is We simplify the equation and solve for x.

Q: –x + 3y = 6  x + 3y = 18

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Q: Q-4. Find the value of given combination 11 (H) + (5) 6 2

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Q: Find A. 0 2 (2A)-1 = BB A =

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Q: Find y n  if x4  + y 4  = 16

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Q: 2x,+x,-7 X; + Xz - 3x, = -10 6x, – 2x3 + X4 = 7 %3D 2x, – 3x, =13 =D13 |

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Q: Which value(s) of x satisfies the equation Vx? -4x –5 = 2x – 10 {3, 5, 7} {5} {5, 7} O {7}

A: Given an equation x2-4x-5=2x-10 To find the values of x that satisfy the equation

Q: 4. Find m RS. (5x+ 6) S. (11r- 72) If MD- E 24and DN- 2. A ind MD

A: As per our guideline we are allowed to do 1 question at a time. Please post other questions next…

Q: Find A. -6 4 (4A)-1 -2 1 A =

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Q: 8. Find the value of t. (94 + 31)" (7t + 2) B

A: We have given the arc length BC = (7t + 2)° And arc length DE = (94 + 3t)° And length BC = DE We…

Q: .2 y = 4 - x² and x +y = 2.

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Q: If p = (7, 2), then find -2p.

A: If p=7, 2, then to find -2p.

Q: 2(3w+8)=40

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Q: QR %3D S 36 + 2x 'R 8x - 6

A: Given: A polygon whose all sides are equal. So, QR=RS

Q: Find a × b if b = (–6, 9, —15) and à = (4, −6, 10) (-3,-2,0) (0,0,0) (1,-1,-1) (-24,-54,-150)

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Q: 10 6- x = 2 3 (5 2x If : 2 4 Find: x+y

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Q: B) fometie w= xty+y2-23, x²ry*+2?=6

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

Q: 6. Find EF. Зх +5 7x-39

A: To find the value of EF

Q: – 6 + 3x = -4(x – 5) – 1

A: Given :-6+3x=-4x-5-1

Q: Evaluate. n(3) = -x + 4x

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Q: What value of Z will make ADEF AJKI Sy+13 6y 3z 2+22

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Q: Find d. dx (36x+4)

A: Find d/dx .

Q: Find A. 5 -2 (4A)–1 -4 A =

A: We can let the matrix A. A.A-1 =I ; where , I is the identity matrix.

Q: Find V³(x4- 2x²+4) O A. 24x -72 O B. 24x + 24 O C. 24x OD. 24x - 96

A: Explanation of the answer is as follows

Q: A 2 -1-X . Find #he valye efa when JA- 4

A: Given, A=1-x200-232-1-x2 and A=4…

Q: (4x + 4, y) 2. 11 1 1 2. 2. 2. 2. 2. 111

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Q: y = x² + x y = x + 5 2

A: y=x2+x y=x+5   a2-b2=(a-b)(a+b)