Mathematics

Mathematics, 01.11.2019 13:31, LoveHalo4758

In the below system, solve for y in the first equation. x − 3y = −6 2x − 7y = 10

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Mathematics, 03.07.2019 12:10, amoakoh800003

Given the system: 3x + 6y = 18 2x + y = 12 which variable, in which equation, would you solve for first to use the substitution method? question 1 options: solve the 1st equation for x. solve the 1st equation for y. solve the 2nd equation for x. solve the 2nd equation for y. using the substitution method, what would be the first step to solve the given system? x = 2 - y 3x + 4y = 20 question 2 options: solve the 1st equation for x. substitute 2 - y in for x in the 2nd equation. graph the two equations substitute 2 in for y. given the work as shown for solving the system, what will be the value of y in the solution? question 3 options: y = 0 y = 5 y = 25 y = 35

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Mathematics, 04.08.2019 13:20, eloyjrcruz101

Answer asap based on the lesson, which of the following would be the best approach for solving this system by substitution? 5x = y + 6 2x - 3y = 4 a) solve the first equation for x. b) solve the first equation for y. c) solve the second equation for x. d) solve the second equation for y.

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Mathematics, 15.10.2019 08:10, kellymcdow9385

3. greg is going to solve the system of linear equations below. first equation: 74x10 second equation: 74x10 which of the following would greg not use to solve this system of equations? a. solve the second equation for y and then substitute the result into the first equation. b. multiply the first and second equation by -6 to eliminate the y variable. c. solve the first equation for y and then substitute the result into the second equation. d. multiply the first equation by 3 and the second equation by 2 to eliminate the y variable. 4. when using elimination to solve 2x-3y = 4 7x+ 6y = -1 what would be a possible first step? a. 4x – 6y = 8 7x + 6y = -l b. x = 3/2y + 2 7x + 6y = -1 c. 2x -3y = 4 x = -6/7y – 1/7 d. y = 2/3x – 4/3 7x + 6y = -1 5 sam purchased two bottles of water and three hot dogs at the ballpark for $8.50. mary purchased one bottle of water and two hot dogs for $5.25. what system of equations could be solved to determine the prices in dollars of a hot dog (7x8 ) and a bottle of water (9x5 )? a. 105x30 b105x30 c 93x30 d. 105x30 6. given: 2x + y = 0 x – y = 6 what is the solution to the system of equations? a. (1, -2) b. (2, -4) c. (4, -2) d.(5, -1) 7 solve: 3x + y = -8 2x – y = 3 a (-1, -5) b (3,3) c (-2, -2) d infinitely many solutions

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In the below system, solve for y in the first equation. x − 3y = −6 2x − 7y = 10...

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