lizardking24516
lizardking24516 lizardking24516
  • 04-01-2018
  • Mathematics
contestada

PLLLLLLZZZZ HELP!! MULTIPLE CHOICE!!
Find the value of x and y.

A) x=15, y=12
B) x=14, y=11
C) x=14, y=12
D) x=15, y=11

PLLLLLLZZZZ HELP MULTIPLE CHOICE Find the value of x and y A x15 y12 B x14 y11 C x14 y12 D x15 y11 class=

Respuesta :

Sushi121212
Sushi121212 Sushi121212
  • 04-01-2018
First, set 2x+7 equal to 3x-7 since they are the same angle due to the parallel lines.

2x+7=3x-7
x=14

Then, since 2x+7 and 12y+1 equals 180, put it together to find y:

(2x+7)+(12y+1)=180
(2(14)+7)+(12y+1)=180
12y+1=145
12y=144
y=12

So, x=14 and y=12. Your answer should be C!
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