3-3 Solving Equations by Using Multiplication and Division A

Translate and solve the algebriac equation.

One-fifth of a number equals 25.

Tags

CCSS.6.EE.B.7

• y = 48
• y = 60
• y = 72
• y = 10

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CCSS.6.EE.B.7

• h = 24

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CCSS.6.EE.B.7

• m = -5
• m = 5
• m = -10
• m = 0

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CCSS.6.EE.B.7

• a = 5/6
• a = 3/4
• a = 2/3
• a = 7/5

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CCSS.6.EE.B.7

• Multiply
• divide
• add
• subtract
• 7
• -7
• 16
• -16
• 112

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CCSS.HSA.REI.A.1

• Divide
• 5
• add
• subtract
• 25
• 125

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CCSS.HSA.REI.A.1

 $16\ =\frac{k}{11}$  

The variable, k, is being divided by 11. What step needs to be completed to isolate the variable k?

• Divide both sides by 11

• Multiply both sides by 11.

• Add 11 to both sides.

• Subtract 11 to both sides.

Tags

CCSS.6.EE.B.7

• 5x

• 5-x

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CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

Solve for y:

 $\frac{3}{-4}y\ =\ 18$  

•  $y=24$  

•  $y=-24$  

•  $y=-\frac{27}{2}$  

•  $y=-72$  

Tags

CCSS.6.EE.B.7