A.) 10
B.) 1
C.) 2
D.) 7
E.) 10
Algebra House 

If 2x + 3y = 4 and 5x + 6y = 7, what is the value of 8x + 9y ?
A.) 10 B.) 1 C.) 2 D.) 7 E.) 10
In the standard (x,y) coordinate plane, an equation of a circle is x² + y² = 64. At what points does the circle intersect the yaxis?
A.) (0,1) and (0,1) B.) (0,8) and (0,8) C.) (0,9) and (0,9) D.) (0,10) and (0,10) E.) the circle does not intersect the yaxis
If f(x) = x² + 3, then f(x + y) = ?
A.) x² + 2xy + y² + 3 B.) x² + 2xy + y² C.) x² + 2xy + 3 D.) x² + 3 + y E.) x² + y² 
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