2 + 6a + 4a = 92Combine like terms:2 + 10a = 92Subtract 2 from both sides:10a = 90Divide by 10:a = 9
Ответ: a = 9
2 + 6a + 4a = 92
Combine like terms:
2 + 10a = 92
Subtract 2 from both sides:
10a = 90
Divide by 10:
a = 9
Ответ: a = 9