Two-Step Equations

-3a + 8 = 14

• a= -2

• a= -7.5

• a= 2

• a= 6

Tags

CCSS.7.EE.B.4A

Solve.  -7x - 11 = 3

• 2

• 14

• -8

• -2

Tags

CCSS.7.EE.B.4A

What step would be used to solve for the "variable term" first?

• add 16 to both sides

• divide both sides by 3

• multiply both sides by 3

• subtract 5 from both sides

Tags

CCSS.7.EE.B.4A

Where/what is the mistake?

• Line 2 - You should add 12 to both sides.

• Line 4 - You should multiply both sides by the reciprocal.

• Line 4 - You should multiply both sides by the original fraction. 

• Line 5 - There was a calculation error.

Tags

CCSS.HSA.REI.A.1

• m=3

• m=-4

• m=-1

• All real numbers

Mathematical Equivalence

ON

Tags

CCSS.7.EE.B.4A

• 0

• 1

• -1

• 4

Mathematical Equivalence

ON

Tags

CCSS.7.EE.B.4A

• 2

• -2

• 8

• 8

Tags

CCSS.8.EE.C.7B

• x=3

• x=2

• x=-2

• x=1