Setting up Parallel lines cut by a transversal

Set up an equation to solve for x.

• 3x+5=8x-3

• 3x+5+8x-3=90

• 3x+5+8x-3=180

• 3x+5+90=8x-3

Tags

CCSS.8.EE.C.7B

Set up an equation to solve for x.

• 5x+35=45

• 5x+35+45=180

• 5x+35-45=180

• 5x+35=90

Tags

CCSS.8.EE.C.7B

Set up an equation to solve for x.

• 5x+3x+50=180

• 5x+180=3x+50

• 5x-3x+50=180

• 5x=3x+50

Tags

CCSS.8.EE.C.7B

Set up an equation to solve for a.

• a+28=2a

• a+28+2a=180

• a+28-2a=180

• a+28+2a=90

Tags

CCSS.7.EE.B.4A

Set up an equation to solve for y.

• 5y-2y+78=180

• 5y=2y+78

• 5y+2y+78=180

• 5y+90=2y+78

Tags

CCSS.8.EE.C.7B

Set up an equation to solve for n.

• 3n-47=n+7

• 3n-47-n+7=180

• 3n-47+n+7=180

• 3n+n+7=180

Tags

CCSS.8.EE.C.7B

Set up an equation to solve for x.

• 83+90=x

• 90-83=x

• x=83

• x+83=180

Tags

CCSS.6.EE.A.2C

Set up an equation to solve for x.

• 8x-34+5x+2=180

• 8x-34=5x+2

• 8x-34-5x+2=180

• 180+5x+2=8x-34

Tags

CCSS.8.EE.C.7B

Set up an equation to solve for x.

• 3x+23=4x

• 3x+23-4x=180

• 3x+23+4x=180

• 3x+23=180

Tags

CCSS.8.EE.C.7B

What does DCMDS stand for?

• Distribute, Combine, Multiply, Divide/Subtract, Simplify.

• Distribute, combine like terms, move smaller variables, divide/subtract, simplify.

• Divide, Combine, Multiply, Distribute, Simplify.

• Divide, Combine, Move smaller variables, Distribute, Simplify.

Tags

CCSS.7.EE.A.1