Step-by-step explanation:
12x-8=64
we transposed
12x=64+8
12x=72
we divide both by 12
12x/12=72/12
x= 6
3. 152 i think that is it
Answer:
b. 44°
Step-by-step explanation:
Reference angle = x
Hypotenuse = 21
Adjacent = 15
Apply trigonometric function CAH:



x = 44.4153086° ≈ 44° (nearest degree)
Answer:
VW=18
Step-by-step explanation:
UV+VW=UW
10+4x=6x+1
2x=9
x=9/2
VW=4x
VW=4*9/2
VW=18