Steps to Solve an Equation

What is the first step to solve this equation?
3n - 4 = -2 + 2n 

• Add 2n to both sides of the equation

• Add 3n to both sides of the equation

• Subtract 2n from both sides of the equation

• Subtract 4 from both sides of the equation

Solve:
3(3x - 6) = 18

• x = 4

• x = -4

• no solution

• infinite solutions

-15 = 5a +12- 2a + 6

• -11

• -3

• 10

• 7

What is the first step in solving a multi-step equation?

• Distribution (If necessary)

• Combine Like Terms

• Move the variable

• Move the constant

What is the second step in solving multi-step equations?

• Distribution (if necessary)

• Combine Like terms

• Move Variable

• Solve! With SADMEP

What is the third step in solving multi-step equations?

• Distribution (If necessary)

• Combine Like Terms

• Move Variable

• Solve! With SADMEP

Ken is thinking of a number. Nine more than the product of 4 and the number is 73. What is the equation?

• 4 + 9x = 73

• 4x = 73

• 4x + 9 = 73

• 9x + 4 = 73

What is the next step to solve this equation?
3x + 6 = 10 + 7x

• Add 6 to both sides of the equation

• Add 10 to both sides of the equation

• Add 7x to both sides of the equation

• Subtract 7x from both sides of the equation

What should be the first two steps to solve this equation? 2x +4(3x + 6) = 90

• combine 2x and 3x and then distribute the 4.

• subtract 6 from both sides and then divide by 4

• distribute the 4 and then combine like terms by addition

• combine 2x and 3x and then subtract 6 from both sides

What is the first step to solve this equation?
x - 5 = 7 - 2x

• Add 7 to both sides of the equation

• Add 2x to both sides of the equation

• Subtract 2x from both sides of the equation

• combine x and -2x