Answer:
X=20
Step-by-step explanation:
Sin(x+20)=cos(2x+10)
Sin(x+20)=sin(90-(2x+10)
X+20=90-2x-10
3x=60
X=20
You divide 14.99 by 5 which is 2.998. 1/5 off of 14.99 would be $ 11.99 rounded, because you subtract the 2.99 on 14.99
Answer: C and D
Step-by-step explanation:I just did it my bad for the late response.
Answer: -1
Step-by-step explanation:
4x-3x= 4-5
x= -1