What's the solution to this equation?

84=42 + x/3

Let's solve your equation step-by-step.

84

=

42

+

x

3

Step 1: Simplify both sides of the equation.

84

=

42

+

x

3

84

=

42

+

1

3

x

84

=

1

3

x

+

42

Step 2: Flip the equation.

1

3

x

+

42

=

84

Step 3: Subtract 42 from both sides.

1

3

x

+

42

-

42

=

84

-

42

1

3

x

=

42

Step 4: Multiply both sides by 3.

3

*

(

1

3

x

)

=

(

3

)

*

(

42

)

x

=

126

Answer:

x

=

126