1. Which of the following is an equation in a variable?
2. Which of the following is an equation in a variable?
3. Solve: p + 1 = 2
4. Solve : m - 2 = 3
5. Solve: \(\frac { y }{ 3 }\) = 5
6. Solve: 3z = 9
7. Solve: \(\frac { 1 }{ 2 }\) + 5 = 7
8. Solve: 7u = 21
9. Solve: k - 3 = 3
10. Solve: r + 5 = 5