Mathematics reviewer mathayom 2

What is the symbol of value that required to find in the equation?

• Equation

• Unknown quantity

• Solving the equation

• Solution of the equation

What is the process of finding the value of the variable?

• Equation

• Unknown quantity

• Solving the equation

• Solution of the equation

What do you call to the value you found in solving an equation?

• Equation

• Unknown quantity

• Solving the equation

• Solution of the equation

Which of the following is equal to 5 (8 - x)?

• 5x - 40

• x - 40

• 40 - 5x

• 5 - 8x

Which of the following is a solution to the equation 3x - 18 = 24?

• 2

• 6

• 14

• 18

Which of the following is the correct equation of "seven is subtracted from twice a number gives 17"?

• 7- x2=17

• x2-7=17

• 2x-7 =17

• 7- 2x=17

The sum of two consecutive integers is 15. What are the numbers?

• 3 and 5

• 5 and 15

• 6 and 9

• 7 and 8

The sum of three consecutive odd numbers is 99. What are the numbers?

• 31,33 and 35

• 20,30 and 49

• 31, 33 and 35

• 43, 45 and 11

Solve the equation: -17 = 2x - 3

• 7

• -7

• -12

• -16

• 2

• 4

• 3

• 6