Algebra - Addition Practice

Solve the following equation for x : x + 10 = 15

• x = 2

• x = 6

• x = 4

• x = 5

Solve the following equation for b: 7 + b = 12

• x = 4

• x = 7

• x = 5

• x = 2

Solve the following equation for x: 14 + x = 20 Make sure to put "x = " in the answer

Solve the following equation for x: x + 6 = 18 Make sure to put "x = " in the answer

Write the equation for the model below.

Solve for x

• x = 2

• x = 6

• x = 5

• x = 3

What is the commutative property?

• Changing the order of the numbers does change the sum

• The numbers are in community with each other

• Changing the order of the numbers does not change the sum

• The total amount for the sum

What does "isolating the variable" mean?

• Leaving the variable alone

• Being exclusivw

• Replacing the variable with a number

• Having the variable by itself

True or false: True or False: In the following equation w is the variable, w + 10 = 24

• True

• False

Finish the sentence: Whatever you do to one side you...

• Do not do the other side

• Do to the other side

• Get to the other side

• Stop solving the problem