Classwork 1

Simplify: x + 3x + 6x + x

• 9x

• 11x

• 2x + 9x

• Can't be simplified

Simplify: 4q + 4t + 3q + t

• 12tq

• 3q + 4t

• 7q + 5t

• Can't be simplified

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

Simplify by combining like terms:
4x² - 3x + 11 -2x

• 4x² - 5x + 11
• 11x + 11
• 16x² - 5x + 11
• 10x²

• Can't be simplified

Simplify: 8x² + 5x + 2y + x

• 14x + 2y

• 13x²+ 2y + x

• 8x² + 6x + 2y

• 8x² + 7xy + x

Which of these are like terms in the following expression:
3x + 7 - 9x + 24y + 2x²

• 7, 24y
• 3x, 9x
• 3x, -9x
• 3x, -9x, 2x²

A coefficient is __________.

• the variable
• a constant
• an exponent
• the number that comes before the variable

Simplify: x + 3x + 6x + x

• 9x

• 11x

• 2x + 9x

• Can't be simplified

5(a + 6)

• 5a + 6

• a + 30

• 5a + 30

• 5a - 30