1. The root of the equation z + 4 = -8 is

2. The root of the equation 3x = \(\frac{20}{7}\) - x is

3. The root of the equation 2x + 3 = 2(x - 4) is

4. The solution of the equation \(\frac{5}{x}\) = 2 is

5. The difference of two numbers is 21. The larger number is x. The smaller number is

6. In a two digit number, the unit’s digit is x and the ten’s digit is y. Then, the number is

7. When 9 is added to two times a number, we get 67. The number is

8. The value of x in \(\frac{3}{4}\) x = 7 - x is

9. \(\frac{3}{4}\) part of a number is 5 more than its \(\frac{2}{3}\) part. This statement in the form of an equation is

10. The root of the equation 5x - 8 = 7 is