carmalista carmalista

08-01-2019
Mathematics

contestada

(Show your work) Use the Elimination method to solve this system of equations

3x - 2y = -39
5x + 2y = -33

Respuesta :

Ammimochi Ammimochi

17-01-2019

Add the two rows together

8x = -72

Solve for x in the above equation

x = -9

Substitute x = -9 int any of the two above equations. Let's choose the first equation; 3x - 2y = -39

Solve for y in the above equation

y = 6

Therefore,

x = -9

y = 6

Answer Link

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