Expand the following summation notation and vice versa. X12+ X13+ X4+ x;5 1. 2 2. Σ(Χ-Y) |

Q: 1. Solve the following equations:  |2x+8|=3x+7 2|x - 7|=x-8 |3x-5|=4+2x

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Q: 4. Solve the equation for x. give the reason for each step 2(3x - 4) + 5 = x + 9 (Learning packet…

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Q: The difference between two positive integers is 1. If the smaller is added to the square of the…

A: Topic = Algebra

Q: 1. Solve using substitution 2x + y = 14   3x - 2y = 7

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Q: Solve. X+y +z = - 11 2x + y-z = - 13 X-y +z = 1

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Q: i need both problems solved not just one

A: (1).Purchased value of the car is:  P=$23000After every year the value of the car is decreased by…

Q: 4. Three chickens were weighed in pairs. The first pair weighed 10.6 kg, the second pair weighed 8.5…

A: Given:Three chickens were weighed in pairs. The first pair weighed 10.6 kg, the second pair weighed…

Q: 2. Translate each of the following phrases into a mathematical expression. Use as few variables as…

A: Translate each phrases into mathematical form

Q: The answers on the left are supposed to be matched with the answers on the right. This was not done…

A: Data Point r  correlation Coefficient {(1,1),(2,2),(4,4),(5,5),(8,8)} r = 0.76…

Q: Construct a mathematical model and solve the following problem: The product of two consecutive…

A: Let x and x+1 be the number. Here, the product of two consecutive numbers is 1640.…

Q: Let x be the number, then the English phrase "twice the sum of a number and three, less than twenty"…

A: Given that the number is= x So the sum of a number and three=x+3 twice the sum of a number and…

Q: Solve the problem. Two sales associates, namely Wilfred and Koree, were sent on sales assignments to…

A: It is given that Wilfred travelled towards the North and Koree towards the East at the same time…

Q: What do you mean by a trivial solution ?

A: according to definition of trivial solutions when the system of equations in which determinant of…

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

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Q: I cannot figure out how to solve this equation.  I think I am missing some steps:   Twice the…

A: Given,           Twice the sum of three consecutive even integers is 18 more than five times the…

Q: Write the complete solution to the given problems. Use one variable only. Debbie drives 5 meters…

A: Let speed of Richard is 'x' mpsThen speed of debbie is 'x+5' mpsAlso given that distance between…

Q: 5. 16yk+2 Solve the difference equation + 8yk+1+yk = 6-k, yo = 4, y₁ = 1

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Q: If x = 5 and 15 + x ÷ y = 25 , what is the value of y?

A: given x=5 15+xy=25

Q: /4x-4 a. x=-4, x =-1 b. x=-2, x = 2 C. d.

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Q: don't give hand written solution.

A: Approach to solving the question: I approached it using the question you provided.  Detailed…

Q: refer  to  image  below.

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Q: 3) How many solutions does the equation a + b +c + d+e+f= 30 have if each variable must be a non-…

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Q: don't give hand written solution.

A: To determine the conditional density of Y1​ given that Y2=Y3=0, start by understanding the…

Q: 1. Solve the simple equations: 7x -2 19 - 4x + 3 = 1 3 2 2x + x- 13x + 6= 0 2 Solvo uei

A: Solution

Q: 5) Solve the problem: Adalberto takes 120 minutes to finish an algebra 2 exam, while Yessenia takes…

A: Solve for to finish the test if they work together

Q: If the equations have no solution, determine the value of k=

A: Given linear equations are 2x+4y+8z=52x+17-ky+7z=72x+4y+12-kz=k+10 The value of k if the equations…

Q: The cost of a car increases by 20% and then decreases by 20%. Is the resulting price of the car…

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Q: Solve: 11 2 - 3 -4 5 3 4 -4 -5 - T 3 6 7 4

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Q: What would be the solution to #2 and #4 with steps included?

A: We have to find the value of the given trigonometric function.