Informal Geom. Algebra Review

4x - 7 = 21

• x = 12

• x = 7

• x = 24

Tags

CCSS.7.EE.B.4A

What is the first step to solve this equation:

-3x + 11 = 44

• Add 3 to both sides

• Subtract 11 from both sides

• Add 11 to both sides

• Divide 3 on both sides.

Tags

CCSS.7.EE.B.4A

3c + 5 = 23

• c = 3
• c = 6
• c = 7
• c = 18

Tags

CCSS.7.EE.B.4A

y/3 + 6 = 9

• 15
• 9
• 3
• 12

Tags

CCSS.7.EE.B.4A

The steps in solving 5b - 6 = 24 are: 

• Add 6 to both sides and divide both sides by 5
• Add 6 to both sides and multiply both sides by 5
• Subtract 6 from both sides then multiply both sides by 5
• Subtract 6 from both sides then divide both sides by 5

Tags

CCSS.7.EE.B.4A

5x=25

• 6

• 5

• 4

• 50

Tags

CCSS.6.EE.B.7

4(4+4x)=96

• 5

• 1.5

• 9

• 10

Tags

CCSS.7.EE.B.4A

297=7(8x-6)+3

• 13

• 12

• 6

• 10

Tags

CCSS.8.EE.C.7B

12=n-9

• 12

• 21

• 211

• 65

Tags

CCSS.6.EE.B.7

7 (1 + 2n) = -105

• 2

• 7

• -8

• 90909090909

Tags

CCSS.7.EE.B.4A