Solving One Step Equations

What do you need to do to isolate the variable (x):

x + 5 = 12

• Divide 12 by 5

• Multiply 5 by 11

• Add 5 to 12

• Subtract 5 from 12

Tags

CCSS.6.EE.B.7

What do you need to do to isolate y (the variable):

y - 8 = 3

• Add 8 to 3

• Subtract 8 from 3

• Multiply 3 by 8

• Divide 8 by 3

Tags

CCSS.6.EE.B.7

What do you need to do to isolate z (the variable): 4.2z = 20

• Divide 4.2 by 20

• Divide 20 by 4.2

• Multiply 20 by 4.2

• Subtract 4.2 from 20

Tags

CCSS.6.EE.B.7

What do you need to do to isolate m (the variable):

15 = m / 3

• Divide 3 by 15

• Add 15 to 3

• Divide 15 by 3

• Multliply 15 by 3

Tags

CCSS.6.EE.B.7

What do you need to do to isolate y (the variable):

3/5y = 4/9

• Divide 9 by 4

• Multiply 4/9 by 3/5

• Add 3/5 to 4/9

• Subtract 4/9 from 3/5

Tags

CCSS.6.EE.B.7

If 9 is subtracted from a number, the result is 15. What is the correct equation?

• 9x = 15

• 9 + x = 15

• x - 9 = 15

• 9 - x = 15

If a book costs $24 and 6 people share the cost equally, how much does each person pay?

Write the equation.

• 24 = 6x

• 24 = 6 + x

• 24(6) = x

• 24 - 6 = x

Tags

CCSS.HSA.CED.A.3

What do you need to do to isolate y (the variable):

5y = 45

• Divide 4 by 45

• Divide 45 by 5

• Add 5 to 45

• Multiply 5 by 45

Tags

CCSS.6.EE.B.7

What do you need to do to isolate y (the variable):

y - (-9) = 19

• Subtract 9 from 19

• Multiply 19 by 9

• Add 9 to 19

• Add -9 to 19

Tags

CCSS.6.EE.B.7

What do you need to do to isolate z (the variable):

-4z = 16

• Divide 16 by 4

• Divide 16 by -4

• Add 4 to 16

• Subtract 4 from 16

Tags

CCSS.6.EE.B.7