Define a variable. Then write each phrase as an algebraic expression. The cost of a pair of jeans is 4 times the cost of a book.
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Statement Reason
1. Given
2. Distributive property of multiplication over addition
Let 'a', 'b' and 'c' be any real numbers. So, Distributive property of multiplication over addition states a(b+c) = ab + ac
3. Subtraction property of order
4. Addition property of equality
The addition property of equality states that if the same number is added to both sides of an equation, then the equation is still true.
5. x<1 Division property of equality
The Division Property of Equality states that if you divide both sides of an equation by the same nonzero number, the equation remain equal.