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Algebra

QuestionAnswer
Solve for x. 3x+8=2 x=-2
Solve for x. (x-2)(x+5)=0 x=2, x=-5
Solve for x. x+3=15 x=12
Solve for x & y using substitution. x=2y+5 2x+5y=14 (7,1)
Solve for y. 3y=2+5y y=-1
Solve for x & y using elimination. 3x+2y=2 2x-2y=3 (1,-.5)
Write the domain of this equation. y=1/x x cannot equal 0
What is the dependent variable? z=25y z
what is the independent variable? z=25y y
what is the domain of the function? y=3x+5 all real numbers
Created by: hgordon1
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