Answer:
u = 4
Explanation:
1. Distribute the 2 into the parenthesis.
2(4u-9) = 14
x2 x2
8u - 18 = 14
2. Try to get your variable on one side.
8u - 18 = 14
+18 +18
8u = 32
3. Last is to divide so your variable is on the left side of the equation.
8u = 32
÷8. ÷8
u = 4