Answer:
The value of x is 322/5 OR 64.4 in decimal form. 
Explanation:
To find the value of x, start by following the order of operations for solving equations. The step-by-step is below for you. 
5/7x + 17 = 63 ----> Subtract 17 from both sides. 
5/7x = 46 -----> Multiply both sides by 7/5. 
x = 322/5 OR 64.4