Solving Linear Equations

What is the next step to solve this equation?

3x - 5 = 7

• Add 5 to both sides of the equation

• Add 3x to both sides of the equation

• Subtract 5 from both sides of the equation

• Subtract 7 from both sides of the 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

What is the next step to solve this equation?

n - 4 = -2

• Add 4 to both sides of the equation

• Add n to both sides of the equation

• Subtract n from both sides of the equation

• Subtract 4 from both sides of the equation

What is the first step to solve this equation?

3x + 6 = 10 + 3x + 4x

• Add 4x to both sides of the equation

• Combine like terms 3x and 4x on the same side of the equation

• Add 3x and 6 to get 9x

• Add 6 and 10 to get 16

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 3x from both sides of the equation

What is the next step to solve this equation?

-4x + 6 = 10

• Add 6 to both sides of the equation

• Add 10 to both sides of the equation

• Subtract 6 from both sides of the equation

• Add 4x to both sides of the equation

In order to solve an equation, we must get variables on side of an equation, and constants on the opposite side.

• True

• False

What is the first step in solving the equation 2a - 4(a - 5) = 10

• Add 4 to both sides

• Add the 2a and a

• Distribute 4 to a and -5

• Distribute -4 to a and -5

What is the first step you should take to solve this equation: 3(x - 2) = 2x+7

• Add 2 to both sides

• Use distributive property to get rid of the brackets

• Isolate the variable on one side

• Subtract 7 from both sides

3x + 2(4x - 4) = 3

• 4

• 3

• 2

• 1