Solve Equation Variables Both Sides

Where is the first mistake?

• Distribution of the 5

• Distribution of the 10

• subtracting 60x from both sides

• dividing by -50

Tags

CCSS.HSA.REI.A.1

What is the first step to solve this equation:

11 - 3x = 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

What is the next step you should take?

1 + 4n = 10 - 14n

• Collect the variables (letters) to the left

• add 1 from both sides

• subtract 14n to both sides

What is the next step you should take?

1 + 18n = 33

• subtract 1 to both sides

• collect the numbers to the right

• add 1 to both sides

• multiply 18 to both sides

Tags

CCSS.7.EE.B.4A

What is the final answer to

10 + 2n = 8n - 2n + 10 ?

• 12

• 5

• 0

• -15

What is the next step you should take?

14x + 8 = -3 - 7x

• Collect the variables (letters) on the left side

• multiply -7 to both sides

• add 14x to both sides

• subtract 7x to both sides

What is the next step you should take?

-11b + 8 = -3

• subtract 8 from both sides

• add -3 to both sides

• divide 8 to both sides

• multiply 3 to both sides

Tags

CCSS.7.EE.B.4A

Solve the equation

4x - 5x + 9 =5x - 9

• x = -3

• x = 9

• x = 3

• x = -9

2 + (¹∕₄)a = 10

• a= 32

• a= 48

• a= 2

• a= -2

Tags

CCSS.7.EE.B.4A

50 = 28.1 + 0.15a

• a= 150

• a= 146

• a= 6

• a= 155

Tags

CCSS.7.EE.B.4A