Answer:
smaller angle = x
larger angle = 3x + 8
x + 3x + 8 = 180
4x + 8 = 180
4x = 172
x = 43
The smaller angle measures 43 degrees.
The larger angle measures 137 degrees.
Answer:
Step-by-step explanation: let call x his age
Answer:
=-5
Step-by-step explanation:
i did it on khan
You need to write it in the form y = mx +b
since slope is m and b is the y-intercept, it would be written as y = -2x + -6
I hope this helped :)
Answer:
10%
Step-by-step explanation:
Sean first thought that his hand was 20 cm so:
20cm
When he measures with a ruler, he gets 18 cm so:
18cm
The equation is really simple, and you basically do:
20/20 - 18/20 = 2/20 = 1/10 = 10%
The equation is:
1- x/y
x equals the new number
y equals the original number
