Answer:
Step-by-step explanation:
b/c you know that the inside angles of a triangle add up to 180 you can slove this
180 = W + Y + Z
180 = 3x - 2 + 4x - 18 + x
180 = 8x - 20
200 = 8x
25 = x
X= 25
Now plug 25 into each of the W and Y for x
W=3(25)-2
W= 75-2
W=73
Y = 4(25) - 18
Y = 100-18
Y = 82
