angelfelix4455 angelfelix4455

27-02-2021
Mathematics

contestada

2) (89° + 10a + 2) = (a + 1)

Respuesta :

MrRoyal9196 MrRoyal9196

27-02-2021

Answer:

a = -10

Step-by-step explanation:

89 + 10a + 2 = a + 1

91 + 10a = a + 1

9a = - 90

a = -10

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