Variable Notation 7-1

I will... Translate between verbal and algebraic statements

Equation A symbolic statement that two expressions or quantities are equal in value. An equation can be True or False. Examples:

Verify Equations are True Check to see if the left and right side of the equations are equivalent. Example:

Solve Equations for Missing Variables Get the variable alone by using inverse operations.

Symmetric Property of Equality If the sides of an equation are interchanged, equality is maintained.

Identifying Terms and Coefficients -4 2 3 -2 ⅜ 4x(x + y)

Key Words: verbal to symbolic Addition sum, plus, increased, more than, added to, exceeds, longer, heavier, older, wider, taller, gain, greater than, expands, etc. Subtraction less than, decreased, subtracted from, the difference, diminished, take away, reduced, minus, shrinks, younger, lower, shorter, narrower, slower, loss, etc. Multiplication times, multiply, of, product, multiplied, twice, double, triple, etc. Division divide, how big is each part, how many parts can be made from, per, half, a third, etc. Equal Sign Totals, is, results in

Translating Verbal Expressions Seven divided by a number

Simplify Variable Expressions Distributive Property Combine Like Terms