Adding and Subtracting Equations

Which property (highlighted in red) allows you to solve the equation?

• Zero Property of Addition

• Commutative Property of Addition

• Identity Property of Addition

• Inverse Property of Addition

Tags

CCSS.HSA.REI.A.1

Which translation matches this equation:
"ten more than a number is forty-five"

• 10 + 45 = n

• 45 + 10 = n

• n + 10 = 45

• 45 - 10 = n

Tags

CCSS.6.EE.A.2A

Which phrase correctly completes this about solving equations: "... the rule is, whatever you do to one side of the equation, you must do....."

• the same thing to the other side

• the opposite thing to the other side

• nothing to the other side

• nothing to both sides

Tags

CCSS.HSA.REI.A.1

x + 19 = 46

• x = 18

• x = 23

• x = 27

• x = 65

Tags

CCSS.6.EE.B.7

2.8 + z = 3.5

• z = 0.7

• z = 1.7

• z = 3.5

• z = 6.3

Tags

CCSS.6.EE.B.7

x + 4 = 16

• x = 12

• x = 20

• x = 13

• x = 25

Tags

CCSS.6.EE.B.7

m - 9 = 81

• m = 89

• m = 78

• m = 90

• m = 72

Tags

CCSS.6.EE.B.7

k - 10 = 25

• k = 15

• k = 42

• k = 35

• k = 25

Tags

CCSS.6.EE.B.7

f + 18 = 20

• f = 38

• f = 39

• f = 2

• f = 5

Tags

CCSS.6.EE.B.7

75 + n = 100

• n = 25

• n = 30

• n= 15

• n = 175

Tags

CCSS.6.EE.B.7