Answer:
b = 1/4.
Explanation:
To solve for b, we need to isolate it on one side of the equation.
3/2 + b = 7/4
Subtract 3/2 from both sides:
b = 7/4 - 3/2
To add the fractions on the right-hand side, we need a common denominator:
b = (7/4) - (3/2) = (7/4) - (6/4) = 1/4
Therefore, b = 1/4.