Question

Solve for u.
2(2u+7)=42
Simplify your answer as much as possible.

Answer 1

2(2u+7) = 42

Expanding the equation:

4u + 14 = 42

Subtracting 14 from both sides:

4u = 42 - 14

4u = 28

Dividing both sides by 4:

u = 28/4

Simplifying:

u = 7