Answer:
-3
Step-by-step explanation:
y = mx + b
b is the y-intercept
Answer:
about 2.47
Step-by-step explanation:
Your calculator will tell you ...

Let
x = 3a (first angle)
y = 3a (second angle)
z = 6a (third angle)
The total angle of a triangle is ALWAYS 180.
3a + 3a + 6a = 180
12a = 180
a = 15
Therefore, x = 45, y = 45, z = 90
The answer is your second number
B : 19
Answer:
Each eraser costed 5 dollars
Step-by-step explanation:
25.00 - 5.00= 20.00 and 20.00 ÷ 4=5 and 5x4=20