Properties of Equality

Find x:

x + 8 = 12

• x = 12

• x = 8

• x = 4

• x = 0

Answer explanation

If the question features addition, we need to use subtraction since that is the opposite of addition. When subtracting, we need to make sure we are subtracting the SAME AMOUNT from both sides.

Tags

CCSS.6.EE.B.7

Find x:

x - 5 = 8

• x = 13

• x = 5

• x = 8

• x = 8

Answer explanation

Since the equation features subtraction, we need to use addition to find the answer. Because the addition property of equality states that we have to add the same amount on both sides, x is equal to 13.

Tags

CCSS.6.EE.B.7

Find X:

x + 3 = 6

Tags

CCSS.6.EE.B.7

Find X:

x - 4 = 10

Tags

CCSS.6.EE.B.7

Find X:

x + 9 = 10

Tags

CCSS.6.EE.B.7

x + 5 = 15

Tags

CCSS.6.EE.B.7

Find X:

x - 12 = 12

Tags

CCSS.6.EE.B.7

Find x:

x - 15 = 5

Tags

CCSS.6.EE.B.7

Find x:

x + 2 = 25

Tags

CCSS.6.EE.B.7

Find x:

x - 6 = 20

Tags

CCSS.6.EE.B.7