Algebra

• What is the value of the expression a + b when a = 3 and b = 4?

  7
• What is the value of the expression a - b when a = 3 and b = 4?

  -1
• What is the value of the expression 3a + b when a = 3 and b = 4?

  13
• What is the value of the expression a² + b² when a = 3 and b = 4?

  25
• What is the value of the expression 2a + 3b when a = 3 and b = 4?


  18
• What is the value of the expression a + b when a = 12 and b = 28?

  40
• What is the value of the expression a² + b when a = 6 and b = 22?

  58
• How can "a more than b" be expressed mathematically?


  a + b
• How can "a less than b" be expressed mathematically?


  b - a
• How can "a added to b" be expressed mathematically?

  a + b
• How can "a subtracted from b" be expressed mathematically?


  b - a
• How can "a multiplied by b" be expressed mathematically?

  a * b
• How can "a divided by b" be expressed mathematically?


  a / b
• How can "b multiplied by a then add 5" be expressed mathematically?

  b * a + 5
• How can "multiply a by 3, then subtract 2" be expressed mathematically?

  3a - 2
• How can "multiply a by 2, then halve the result" be expressed mathematically?

  (2a) / 2
• How can "multiply a by 3, then halve the result" be expressed mathematically?

  (3a) / 2
• What is the perimeter of a shape when a = 22 cm?

  Perimeter = 4 * 22
• What is the value of x = 22 in the expression x?

  22
• What is the value of the expression P = 3x + y when x = 12.5?

  P = 3(12.5) + y
• What is the perimeter of a rectangle measuring 20 cm by 16 cm?

  72 cm
• What are the values of 2a, a + b, a - b when a = 3 and b = 4?

  2a = 6, a + b = 7, a - b = -1
• What is the perimeter of a pentagon with equal sides?

  5 * side length
• What is the expression for the perimeter of the pentagon?

  5s
• What is the value of the perimeter expression if the length of a side is 8 cm?

  40 cm
• What is the length of side BC in relation to side AB?

  BC is 2 cm longer than AB
• What is the length of side BC in relation to side AC?

  BC is 5 cm shorter than AC
• What is the length of side AC in relation to side BC?

  AC is 5 cm longer than BC
• What is the expression for the perimeter of the triangle?

  AB + BC + AC
• What is the value of the perimeter expression if x = 20?


  60
• What are the values of each term for x = 5, 10, and 20 for 4x?

  20, 40, 80
• What are the values of each term for x = 5, 10, and 20 for 2x?

  10, 20, 40
• What are the values of each term for x = 5, 10, and 20 for x²?

  25, 100, 400
• What are the values of each term for x = 5, 10, and 20 for 7x?

  35, 70, 140
• What are the values of each term for x = 5, 10, and 20 for 2x + 7?

  17, 27, 47
• What are the values of each term for x = 5, 10, and 20 for 8x - 7?

  33, 73, 153
• What are the values of each term for x = 5, 10, and 20 for (2x + 7)?

  17, 27, 47
• What is the expression for the area of the rectangle in A if it is 18 cm²?

  Area = 18 cm²
• What is the expression for the area of the other rectangle?

  Area = Total Area - 18 cm²
• What is the expression for the area of the whole shape?

  Area = Area of Rectangle A + Area of Other Rectangle