equation review- 5/24

8v - 4(v + 8) = 8

• 2
• 10
• 4
• -4 

5x - 4 + 2x = 3

• 1
• 2
• 3
• 4

The objective when solving an equation is to....

• isolate the variable.
• check the solution.
• guess and check.
• Combine Like Terms.

Solve the equation:
3(x - 1) = 2x + 9

• x = 12
• no solution
• x = 10
• x = 6

• one solution

• no solution

• infinite solutions

• one solution

• no solution

• infinite solutions

Solve the equation:

7x-9=40

• x=9

• x=-7

• x=7

• x=31/7

What is the first step to solve this equation?

7x-9=40

• divide both sides by 7

• add 9 to both sides

• subtract 9 to both sides

• multiply both sides by 7

Solve the following equations

-2m - 3m + 3 = -5m + 3

• x = 3

• No solution

• Infinitely many solutions

• x = -3

Solve the following equation.

28x - 8 = 4(7x - 3)

• No solution

• x = -12

• Infinitely many solutions

• x = -8