Answer:
7
Step-by-step explanation:
5x-x=28 The dad is 5 times as old and the difference in their ages is 28years.
4x=28 Simplify and divide.
x=7
Answer:

Step-by-step explanation:

Answer:
2^7
Step-by-step explanation:
3+7=10
Answer:
Hey I think it is C. Symmetry but im no all the way sure
Step-by-step explanation:
Answer:
sin
Step-by-step explanation:
take 34 degree as reference angle
usinf sin rule
sin 34=opposite/hypotenuse
0.55=16/x
x=16/0.55
x=29.09
x=29.1