princesstrishaaa princesstrishaaa
  • 21-02-2016
  • Mathematics
contestada

3(4y-1)=2(5y+1/2) solve for y.

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 21-02-2016
use distributive property
a(b+c)=ab+ac
distribute
3(4y-1)=12y-3
2(5y+1/2)=10y+1
so nowe we have

12y-3=10y+1
subtract 10y from both sides
2y-3=1
add 3
2y=4
divide 2
y=2

y=2
Answer Link
tannero tannero
  • 21-02-2016

3(4y-1)=2(5y+1/2) distribute

12y-3=10y+1   

12y=10y +4

2y=4 divide each side by 2

4 divided by 2 equals 2

The answer is y=2


Answer Link

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