Equations in One Variable

• -2

• -1

• 4

• 2

-11 + 3(b + 5) = 7

• 1

• -1

• 3

• -3

8v - 4(v + 8) = 8

• 2

• 10

• 4

• -4 

A gym membership charges an initial fee of $100 plus a $25 fee every month. Another gym only charges $45 every month. After how many months will the total cost for both gyms be the same?

• 2

• 3

• 4

• 5

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

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

Write an equation and solve:

John has twelve pictures on his phone. His friend took a few more. John now has seventeen pictures on his phone. How many pictures did his friend take?

• 29 pictures

• 5 pictures

• 0 pictures

• 7 pictures

Rishi is twice as old as Vani. 10 years ago his age was thrice of Vani. Find their present ages.

• 10,30

• 20,40

• 30,60

• 100,200