Big Ideas Algebra

Convert x²-9x+20 to factored form and solve.

• (x-10)(x+2); x=-2, 10

• (x+4)(x+5); x=-5, -4

• (x-4)(x-5); x=4, 5

• Not factorable

Tags

CCSS.HSA-REI.B.4B

• -2 and 10

• -2 and -10

• 2 and 10

• 2 and -10

Tags

CCSS.HSA-REI.B.4B

• -4, 2
• -2, 4
• -16
• -4

Tags

CCSS.HSA-REI.B.4B

• -6, -2
• -2, 6
• 2, 6
• -6, 2

Tags

CCSS.HSA-REI.B.4B

Match the following definitions to their corresponding vocabulary word.

• Term

• an unknown or changing quantity

• Exponent

• a number that multiplies the variable

• Coefficient

• tells the number of times to multiply the base by itself

• Constant

• a term that does not contain a variable

• Variable

• expressions separated by addition or subtraction

Tags

Vocabulary

Identify the steps to solve for b

• Add 6 to both sides

  Then divide both sides by 5

• Add 6 to both sides

  Then multiply both sides by 5

• Subtract 6 from both sides

  Then multiply both sides by 5

• Divide both sides by 5

  Then add 6 to both sides

• Multiply both sides by 6

  Then add 5 to both sides

Tags

CCSS.7.EE.B.4A

Factor:
x² - 10x + 24

• (x - 6)(x - 4)

• (x + 6)(x + 4)

• (x - 12)(x + 2)

• (x - 8)(x - 3)

Tell whether the ordered pair is a solution of the equation.

y = 5x - 10; (3,5)

• yes

• no

Tell whether the ordered pair is a solution of the equation.

y = 6x + 1; (2, 13)

• yes

• no

Tell whether the ordered pair is a solution of the equation.

y = 7x + 2; (2, 0)

• yes

• no