Consider the following equations: (1) 2x-3y+z=7 (2) - +4y=z=2 (3) -x-2y + 5z = √2 (4) 2x + xy - 3z=7 Which of the above equations are not linear equations in x, y and z ? A. (2) only. B. (2) and (3) only. O C. (2) and (4) only. OD. (2), (3) and (4) only.

Q: What is the vertex of the following quadratic equation? y = x +8x O (-4, 16) O (4, -16) O (4, 16) O…

A: It can be expressed as the general form of parabola.

Q: Expand and simplify to express each equation in standard form. [2, 2, 2, 3, 3, 2] a) y = (x +5)(x +…

A: Disclaimer: Since you have posted a question with multiple sub-parts, we will solve first three…

Q: 3. A local church is selling spaghetti plates and fish plates. The spaghetti plates sell for $6.50…

A:

Q: Examine the accompanying sample data for the variables y and x. Complete parts a through d below. 1…

A: x 1 2 3 4 5 y 1 4 3 3 5

Q: Put the equation y = y = - 3(x + 2)² + 5 into general form y = ax² + bx + c.

A:

Q: 7. Write the given equation below in standard form. x2 +y +12x – 16y = -64 O (z + 6)² + (y + 8)² =…

A: To make in standard form we make perfect square in x and in y by adding or subtracting some Value

Q: Find the intersection point of 2x – y = 5 and 4x = – 2y + 6

A: Given: 2x - y = 5, 4x = -2y + 6 Calculations: From first equation, 2x - 5 = y Substitute this in…

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Q: Draw the row and column pictures for the equations x - 2y = 0, x + y = 6.

A: The objective is to draw the row and column pictures of the given equations x - 2y = 0 ...(i), x + y…

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A:

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: 11) Solve by Substitution a. b. -4x – 2y =-1 y=-2x – 4 x+3y=-17 -8x + 8y =-24

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Q: A rectangular pool garden measures 21 meters by 34 meters and has a cement walkway around its…

A: length of garden=34m length of garden and walkway = w+34+w = 34+2w

Q: Find all solutions of:2x + 2y + 4z = 8x - y + 2z = 2-x + 5y - 2z + 2

A: First we describe the given equations as a matrix. And then we use Linear algebra to solve the given…

Q: One office rents 15 foot trucks for a one day fee of $40.55 plus $0.23 per mile. Another office…

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A: To determine which equations are linear. We know that linear equation in one variable is an equation…

Q: Let X and y be two real numbers different from zero. Simplifying the expression 2xy ( - x2y) +…

A: To simplify the expression.

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A:

Q: I. Find the value of x in the following equations. 3x- 8 = 2x + 5 2 (x + 5) = 3(2 – 5x) II.…

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Q: 4x — 2m = 3m- h , then in terms of x and h , m =

A:

Q: What are m and b in the linear equation y = 18x + 2

A: Given, The equation is y = 18x + 2.

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Q: If a and B are the roots of the quadratic equation -x+6x - 4 = 0, find the values of the following…

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Q: International Widget Co. uses aluminum, iron, and magnesium to produce widgets. The number of…

A: denote the number of widget that may be produced from ton of aluminium,  ton of iron and ton of…

Q: Give the coordinates of the point of intersection of3x + 2y = 5 and 5x - 3y = 21.

A: Given: 3x+2y=5 5x-3y=21 To find the point of intersection.

Q: Which pair of equations are inverses of each other A =v- (( - 4)-- 2 4+2, gx)%= *+2, gCr) =(x-2F+3…

A: f(x) = 1-x -5 y = 1-x - 5 y + 5 = 1-x Squaring both side , y+52 =1-x x =1- y+52