Solving Equations - Addition and Subtraction

What will be your first step in this equation?

• Subtract 34 from 16
• Add 34 to 16
• Subtract 34 from both sides
• Add 34 to both sides

Tags

CCSS.6.EE.B.7

Why is an equation often referred to as a balancing scale?

• Because it has the same answer on both sides.
• Both of the sides are equal and are kept in balance
• They are not called balancing scales
• It looks like a balancing scale

Tags

CCSS.7.EE.B.4A

x + 7 = 13

• x = 20
• x = -6
• x = -20
• x = 6

Tags

CCSS.6.EE.B.7

y -7 = 5

• y = 2
• y = 12
• y = -2
• y = -12

Tags

CCSS.6.EE.B.7

z + 5 = -8

• z = -13
• z = 3
• z = 13
• z = -3

Tags

CCSS.6.EE.B.7

a - 2 = -6

• a = 4
• a = 8
• a = -4
• a = -8

Tags

CCSS.6.EE.B.7

b + 13 = 13

• b = 26
• b = 0
• b = -26
• No solution

Tags

CCSS.6.EE.B.7

c - 11 = 9

• c = -2
• c = -20
• c= 2
• c = 20

Tags

CCSS.6.EE.B.7

4 = p + 14

• p = 10
• p = 18
• p = -10
• p = -18

Tags

CCSS.6.EE.B.7

r = -12 + 2

• r = 14
•  r = -14
• r = 10
• r = -10

Tags

CCSS.6.EE.A.2C