Solving Equation One Variable

5 times a number decreased by 2 is 4.

• 2 - 5x = 4

• 5x - 4 = 2

• 4 - 5x = 2

• 5x - 2 = 4

A number is 12 more than the other and their sum is 48. Which of the equation models the problem?

• x - 12 = 48

• x + 12 = 48

• 2x + 12 = 48

• 2x = 48

Twice the number decreased by 22 is 48. Which of the following equation models the problem

• 2x = 48

• 2x - 48 = 22

• 22 - 2x = 48

• 2x - 22 = 48

A number is 12 more than the other. Find the numbers if their sum is 48.

• 18 & 30

• 20 & 28

• 19 & 29

• 13 & 35

The sum of two consecutive even numbers is 38. Which of the following equation represents the prblem

• 2x + 1 = 38

• x + 2 = 38

• 2x + 2 = 38

• x + 1 = 38

Rene is 6 years older than her younger sister. After 1 0 years, the sum of their ages will be 50 years. Find their present ages.

• 26 & 24

• 22 & 28

• 8 & 10

• 12 & 18

Adman’s father is 49 years old. He is 5 years older than four times Adman’s age. What is Adman’s age?

• Adman is 14 years old

• Adman is 13 years old

• Adman is 12 years old

• Adman is 11 years old

Solve the following equation:

x - 4 = 8

Solve the following equation:

4x + 15 = 31

Solve the following equation:

2(3x + 1) = 26