  PRE-ALGEBRA
ALGEBRA 1
GEOMETRY
ALGEBRA 2
TRIGONOMETRY
PRE-CALCULUS
CALCULUS    Algebra 2, 2008 PAGE: 127 SET: Exercises PROBLEM: 1
Please look in your text book for this problem Statement  The equations are Equaton(1) Equaton(2)

Substitute for y in the Equation (2).  Apply subtraction property of equality; if a = b, then . (Subtract x from each side) (Apply additive inverse property: ) (Subtract: )

Apply addition property of equality; if a = b, then a + c = b + c. (Add 4 to each side) (Apply additive inverse property: ) (Add: 4 + 4 = 8) Apply division property of equality: if a = b, then . (Divide each side by 2) (Cancel common terms) (Divide: ) Substitute 4 for x in equation (2).  (Add: ) The solution is (4, 8). TESTIMONIALS
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