Question

Me ayudan con procedimiento por favor​

Answer 1

15y - 6 = 69

15y = 69 + 6

15y = 75

y = 75/15

y = 5

9x + 3y = 69

9x + 3(5) = 69

9x + 15 = 69

9x = 69 - 15

9x = 54

x = 54/9

x = 6

(15y - 6)°

15 (5) - 6

75 - 6

69°

(9x + 3y)°

9 (6) + 3 (5)

54 + 15

69°

R// A = 6