Unit 2 WarmUp7 Rational Equations

Solve the equation for x.

• 6
• 12
• 0
• 3

Tags

CCSS.HSA.REI.A.2

Solve by cross-multiplying.

• x = 2
• No Solution
• x = -10
• x = 10

Tags

CCSS.HSA.REI.A.2

What value(s) make the expression undefined?

• x = - 3 and x = 4
• x = 3 and x = - 4
• x = 3 only
• x = - 4 only

Tags

CCSS.HSA.APR.D.7

Simplify

• A.
• B.
• C.
• D.

Tags

CCSS.HSA.APR.D.6

Solve!

• x = 2
• x = 6
• x = 4
• x = 8

Tags

CCSS.7.EE.B.4A

• x = -1
• x = 1
• x = -9
• x = 9

Tags

CCSS.6.EE.B.7

Solve for x:  $\frac{5}{x+2}=\frac{1}{x-4}$  

• x = 5

• x = 4

• x =  $\frac{11}{2}$   

• x = -4

Tags

CCSS.HSA.REI.A.2

Solve

• A
• B
• C
• D

Tags

CCSS.HSA.REI.A.2

What is the least common multiple of
3x²-27 and 5x²+10x-75?
HINT: Think least common denominator!

• 3(x+3)(x-3)(x+5)
• 15(x+3)(x+3)(x+5)
• 15(x+3)(x-3)(x+5)
• 5(x+3)(x-3)(x+5)

Tags

CCSS.HSA.APR.D.6

What is the least common multiple of  x²-16 and x²+4x-32?
HINT: Think least common denominator!

• (x + 4)(x – 4)(x + 8)
• (x-4)2 (x+8)
• (x + 4)(x – 4)
• (x - 4)(x-4)2(x + 8)

Tags

CCSS.HSA.APR.D.6