Homework Help: Algebra

Posted by joshua on Wednesday, January 5, 2011 at 8:28pm.

Write a direct variation equation that relates x to y. Then solve. Show both the equation and the solution. If y = 8 when x = 4, find y when x = 5.

Algebra - bobpursley, Wednesday, January 5, 2011 at 8:40pm
y=mx
8=m*4 or m=2 then
y=2x
y=2*5=10

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