Shrey10 Shrey10

12-01-2021
Mathematics

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Solve the system of equations by substitution. Show the steps that correspond with the substitution method.

y = -2x - 5

5x - 2y = 19

Respuesta :

momsgonemental momsgonemental

12-01-2021

5x - 2(-2x - 5) = 19

5x + 4x +10 = 19

9x + 10 = 19

9x = 9

x = 1

y = -2(1) - 5

y = -2 - 5

y = -7

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