  PRE-ALGEBRA
ALGEBRA 1
GEOMETRY
ALGEBRA 2
TRIGONOMETRY
PRE-CALCULUS
CALCULUS    California Algebra 1, 2008 PAGE: 264 SET: Exercises PROBLEM: 22
Please look in your text book for this problem Statement    The equations are . Equation (1) Equation (2)

Solve the first equation .

According to addition property of equality: Add 3y to each side.  (Apply additive  identity property: ) (Apply additive inverse property: ) (Apply additive identity property: ) Substitute in equation (2).  (Multiply: ) (Add: ) According to division property of equality: Divide each side by 10.  (Cancel common terms) (Divide: ) Substitute in equation .  (Multiply: ) The solution is . TESTIMONIALS
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