Agustin solved an equation as shown. what error did agustin make? what is the correct answer?
1/3x - 4 = 3/4x + 1
12 (1/3x) - 4 = 12(3/4x) + 1
4x - 4 =9x + 1
-5 = 5x
x= -1

1. what is the measure of ∠abc? what is the measure of ∠abd?

Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)