One Step Equation Rational Numbers

Solve for x:
0.2x=1246

• 6230

• 6.23

• 0.623

• 62.3

13x = 65

• x = 4

• x = 5

• x = -3

• x = 7

Why do you multiply by 8 on both sides?

• To undo division, you must multiply.

• To balance the equation, you must divide by 8 on both sides.

• To undo multiplication, you must divide.

• To balance the equation, you must multiply by 8 on both sides.

What is the solution of the equation? 
1/3a = 7/9

• 2  1/3

• 1  2/7

• 7/27

• 1/3

Solve the equation. Check your solution. It's - 7/8

• 24

• ¹⁴⁷/₈ or 18 ³/₈

• 168

• -24

Solve

• 9.7

• 7.9

• 97

• 79

• subtract both sides by 2

• add both sides by 2

• multiply both sides by 2
  

• divide both sides by 2

• subtract both sides by 9

• add both sides by 9

• multiply both sides by 9

• divide both sides by 9

Why do you divide by 5?

• To undo division, you must multiply.

• To balance the equation, you must divide by 5 on both sides.

• To undo multiplication, you must divide.

• To balance the equation, you must multiply by 5 on both sides.

Why do you multiply by 7?

• To undo division, you must multiply.

• To balance the equation, you must divide by 7 on both sides.

• To undo multiplication, you must divide.

• To balance the equation, you must multiply by 7 on both sides.