Step-by-step explanation:
y = 3cos(x) - 5
Domain = 2sin(x)
Range = 5
So 3 times the measure of a small angle
3x + x= 180
4x = 180
X= 45
3(45) + 4(45) = 180
Hope this helps!
Answer:

Step-by-step explanation:

: Do cross multiplication

: Multiply the numbers : 4 and 14

Move 3 to right hand side and change it's sign

Subtract 3 from 56

The value of k is 53
Hope I helped!
Best regards! :D
~TheAnimeGirl
5t=v-u (Subtract u on both sides)
t=(v-u)/5 (Divide by 5 in both sides)