42) Which of the following expressions whose solution is zero? C. x = 1 A. x+ 2 = - 2 В. х-3%33 D. x = 0 43) Which of the following is the solution of the equation 4x + 7 = 3x? A. 7 C. 5 В. —7 D. –5 44) What is the solution of the equation 40 - 2x = 6x? A. 5 В. 8 C. 10 D. 12

Q: If z1 = (3,7) and 22 (5,-6), then 2122 is equal to what? %3D А. (57, 17) В. (15, - 42) С. (15, 42)…

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Q: 1. 5x +3 = 7x - 1. Find x а. 1/3 b. 2 С. 1 d. 2 2. 5x + 2(x + 7) = 14x - 7. Find x а. 1 b. 2 с. 3 d.…

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Q: Melissa scored 8 points in her last basketball game. The rest of the team Scored 5 times as many…

A: The solution of given problem as follows:

Q: If (1, 1, 3) = a (−3, 0, 4) + b (5,−1, 2), what are the values of a and b? a=-2, b=-1 a=2, b=1 a=0,…

A: Given (1, 1, 3) = a (−3, 0, 4) + b (5,−1, 2), we need to calculate values of a and b. (1, 1, 3) = a…

Q: 3 Which of the following is a possible solution for x in the equation A. 2 В. З C. 4 D. 5

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Q: Match the situations in column A to the equation or expressions in column B. Wri the answers in your…

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Q: 2. Solve the equation. 2q(q + 9)²(6q – 5) = 0 5 O A. q=0,-9,- 6 о В.q %3 0, 9, -5 5 O c. q=-9.6 5 O…

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Q: Differentiate. 5x - 9 +x3 3x +1 g(x) = gʻ(x) = D

A: Given  gx=5x-93x+1+x3 To do Differentiate gx=5x-93x+1+x3

Q: 3. 2(2x2 + у?)dx — хуdy %3D0. |

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Q: Which equation is equivalent to 8x - 2y + x + x?

A: Perform the operation described in the equation to get the equivalent equation.

Q: Susie was asked to solve the following system of equations: x+ 3y = 1 - 3x - 3y = - 1 Her solution…

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Q: Solve. x² +y° = 25 y² = 5-x Ay 6- 4- -> -6 -4 -2 6. -2- -6- 2.

A: The given system of equations is  x2+y2=25y2=5-x Solve the equations using the substitution method.

Q: 6. Solve the equation for x. V3x+2-3/2x-2 C. 8 a. 15 15 d. 8 b. x- 3

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Q: .2 y = 4 - x² and x +y = 2.

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Q: C. Solve by the method of elimination. 1. Зу 2x + 3y =13 =D2 2. 3x + 10y = 2 X- 2y = - 6 3. 3x+ 2y =…

A: The elimination method is used to find the solution of algebraic equations. In the elimination…

Q: 10. Determine the value of the unknown variable of the equation 3 (x+³) = = 81*+5 A. 57/11 B. -57/11…

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Q: 9. A. x + 3y = 6 B. 3x + y = 6 11. Solve 6x + C. x - 3y = -6 D. 3x - y = -6 1 5 = 3x - 3 10

A: (Q). 9  We have given the graph we need to determine the equation of line.(Q). 11 We have given the…

Q: y = x2 – 6x + 1 Add 9 to both sides у — 1 + | х? — 6х + %3D y = x² + 12x Add 1 to both sides y + =…

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Q: 3. Solve for x a. 82+3=16³1 b. 6*3=12 3¹+5-20¹-3x

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Q: 5. Solve (5x – 9)? = x - 1 А. 2, 5 В. -2, -5 С. -2 D. 5

A: Topic = Quadratic equation Correct option = A

Q: 7. Solve for x. (2х + 5) B a. x= 90 b. х%3D 87.5 с. х 3 42.5 d. х- 27.5

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Q: a2– x2 (x+y)dæ dy

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Q: (3x2 + бху?) dx + (бх?у + 4у) dy %3D0

A: Given differential equations is an exact equation

Q: 0.3x  +  4.6y  =  1 1.6x  +  1.3y  =  2

A: Consider the following system of linear equations: 0.3x+4.6y=1                               ......…

Q: QUESTION B1 Given z = x + yi, where x and y are real numbers. If 2* = 2, which of the z+1+1…

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Q: Select the solution(s) of = 4+ x - 1 %3D =-5 2)

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Q: 5. (-10, 1); 2r + 5y = 15 %3D

A: We have to calculate the equation of line at passing through a point (-10,1)  First we have to…

Q: 4. Solve. ( y = 2x + 2 ) %3D 7-8x + 4y = 8) %3D

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Q: Solve for x. 2 ex + xeX = 0 O A. -5 O B. 2 O C. 3 O D.-3 ОЕ. -2

A: 2ex+xex=0

Q: Solve | 4-5x| =11. A. 5 B. 3 7 C. 5 D. Both A and B E. Both A and C

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Q: What are the values of x and y in the equation 3x + 4y = 30 if x is twice y? A. (6, 3) B. (-6, 3) C.…

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Q: What is x + y if 4x + 3y = 10 and 3x - 2y = 16? A. -4 В. 2 С. -2 D. 0

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Q: We are constructing a box from a rectangular piece of cardboard. The piece of cardboard which…

A: Given:  We are constructing a box from a rectangular piece of cardboard. The piece of cardboard…