eeemerrrson eeemerrrson

15-08-2016
Mathematics

contestada

16x+9=9y-2x how do i slove this?

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apologiabiology apologiabiology

15-08-2016

remmber you can do ANYTHING to an equation as long as you do it to BOTH SIDES

solve for y

16x+9=9y-2x
add 2x to both sides
18x+9=9y
diide both sides by 9
2x+1=y
y=2x+1

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15-08-2016

well if you learned about pots and coins it should help.
first start by making the equation smaller.
16x+9=9y-2x
+2 +2
18x+9=9y
x=9y-9/18
take out the 9 by both sides
x=y-1/2

Answer Link

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