Answer:
Step-by-step explanation:
Multiply both sides by 7
7x + 9 = 105
7x = 96
x = 96/7= 13 5/7
The answer is in the enclosed diagram
Answer:
about 60.26 degrees
Step-by-step explanation:
The ratio of the tangent function for a, is 7/4
tan(a)=7/4
tan^-1(tan(a)=tan^-1(7/4)
a is about 60.26 degrees.
Answer:
5.12 inches
Step-by-step explanation: