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3-68.

Paris is trying to solve the equation . Her work is partially recorded below. Copy her table and fill in her missing work to solve for .

    

Left Expression

Right Expression

Explanation

Starting expressions.

Remove from both sides.

Divide both sides by .

To figure out what comes next in the equation, notice what changes in each step and make sure to
read the explanation column.

Left Expression

Right Expression

Explanation

Starting expressions.

Remove from both sides.

Divide both sides by .