Expression & Equations

What's a variable?

• A term that doesn't have a variable

• They're separated by a plus, minus, or equal symbol

• Beside or next to the variable and they multiply the variable

• Any letter or symbol that represents the unknown

What is a constant?

• A term that doesn't have a variable

• They're separated by a plus, minus, or equal symbol

• Beside or next to the variable and they multiply the variable

• Any letter or symbol that represents the unknown

What is a coefficient?

• A term that doesn't have a variable

• They're separated by a plus, minus, or equal symbol

• Beside or next to the variable and they multiply the variable

• Any letter or symbol that represents the unknown

What are terms?

• Any letter or symbol that represents the unknown

• Beside or next to the variable and they multiply the variable

• They're separated by a plus, minus, or equal symbol

• A term that doesn't have a variable

What is the equation being shown?

• 2 = 5g

• 10 = 5g

• 10g = 5

• -10 = -5g

What is the equation being shown?

• 6 = g - 3

• -6g = 1 + 3g

• -9 = g + 3

• -6 = g + 3

What is the equation being shown?

• 3g = -12

• 3 = -12g

• -3g = -12

• 3g = 12

What is the equation being shown?

• 4g + 3 = -11

• 7g = -11

• -4 + 3g = 11

• 4 + 3g = -11

What is the equation being shown?

• -16g = -4

• 16 = 4g

• 16g = 4

• 16 + 4g = 0

What is the equation being shown?

• -8 = 31g

• 8g = 31

• 8 = 3g - 1

• 8g = 3g -1