Answer:
A. x = 17/2
Explanation:
2x+3=20
to find the value of x, isolate the variable!
1. Subtract 3 from each side of the equation
2x + 3 - 3 = 20 - 3
[+3-3 is 0 so we can take that out; 20-3=17]
2x = 17
2. Divide each side by 2
2x/2 = 17/2
[2x/2 = 2/2*x = 1*x = x]
x = 17/2
hope this helped n happy mathing lmfaldsfk