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Solve: 2 x + 4 = 8

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Solve: 2x + 4 = 8

=

Solve: 2x + 4 = 8

x

x

=

Solve: 2x + 4 = 8

x

x

=

Solve: 2x + 4 = 8

x

x

=

Solve: 2x + 4 = 8

1.) Remove 4 counters from each side of the scale

Is the scale still balanced?

x

x

=

Solve: 2x + 4 = 8

2.) Use your mental math skills to determine how much must

be in each cup…

What did you get for an answer?

x

x

=

Solve: 2x + 4 = 8

Very good! There must be 2 counters in each cup to keep the

scale balanced.

x

=