Method 2: Solving by Substitution. In solving by substitution, we transform a system of two linear equations into a single equation Please explain variable how to Example: 3x + 4y = -4 tay-a x + 2y = 2 Step 1: Pick one equation and isolate a variable -850 $ T Step 2: Substitute into the other equation Step 3: Solve the single variable equation Step 4: Substitute that solution into the equation ther variable -855)

Q: I need help solving the following system of equations and please show all steps Y=2x^2 Y= -3x -1

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Q: Solve the system of linear equations: 2x+y=1…

A: Solution: Consider the given system of linear equations : 2x + y = 1      ....(1)3x + 4y = 14…

Q: The sum of two numbers is 84. The difference of the two numbers is 72. What are the two numbers

A: Let larger value is x Smaller value is y  Since sum of these two numbers is 84 That implies x+y = 84…

Q: Describe what happens when using algebraic methods to solve a system with dependent equations.

A: To determine what happens when using algebraic methods to solve a system with dependent equation.

Q: Write a system of equations modeling the given conditions. Then solve the system by the substitution…

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Q: solve the system using elimination 4x+3z=0,2x-2z+4z=2,-2x-2z=-2 please show work

A: Given problem:- solve the system using elimination 4x+3z=0, 2x-2z+4z=2, -2x-2z=-2

Q: How do I do this word problem? Your math instructor tells you that next week's test is worth 100…

A: Let x be the 2 point questions and y be the 5 point  questions. Write the equation can be written as…

Q: -2x +1+ x = 5-4-x

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Q: Solve the following linear and quadratic systems of equations: y + 3x = -2 or 3x +2 = y y = x^2

A: Given Data: Linear equation: y = 3x+2 ……(1) Quadratic equation: y = x2 ……(2)   (a) Substitute x2 for…

Q: Solve the system of linear equations: 3x3 X2+ 3- 2x4=-3 2,+ 2X2-n3 = 2 |2x,+42+xg– 3x4 = -2 -1,-…

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Q: Use elimination to solve each system of equations. 1. y-3x 6 and 2y + 3x 3

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Q: The sum of two numbers is 90. The difference of the two numbers is 44. What are the two numbers. Let…

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Q: How will your answers be written when solving a system of equations by any method

A: Explanation of the solution is given below...

Q: What is a solution in the system of equations y=x2-7x+12 and y=x2-5x-6? O (9,30) O no correct answer…

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Q: The sum of two numbers is 80. The difference of the two numbers is 42. What are the two numbers? Let…

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Q: Simplify each equation first and then use substitution to solve the system of equations. If your…

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Q: 9. a1 = 1, a12=1, a31 = -1, a32 = 2, b3 = -3; x₁ = 1, 10. a1 = 0, b₁ =9, a12 = 3, b₂ = 8; a21 =3, b₁…

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Q: mia is making a necklace using two types of beads. buying 40 blues beads and 20 sliver beads will…

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Q: Use the TI-84 "rref" to solve the system of equations. x+y+z=6 2x-3=y-z 3x-z=0 (a)x= (b) z=

A: (.) Given system of linear equations,              (.) Row reduced echelon form (rref):A matrix is…

Q: Solve the system of equation * y=-2x-4 y= 4x + 2 O (-0.5, 0) O (-1, (-1, -2) O (-0.3, -3.3) (0, 2)

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Q: What is the solution to the system? 3x +y = 30 y = 3x X = y =

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Q: y=4x-11 y=x+13

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Q: Use the nmatrix capabilities Of Utility to a graphing the System of linear equation, If possible.…

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Q: Topic-solution of system of equations x²+y²=20 x²-y²=4x

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