s0201hia s0201hia
  • 01-07-2021
  • Mathematics
contestada

2x+2y=38 y=x+3 solve by the solution

Respuesta :

sreedevi102
sreedevi102 sreedevi102
  • 01-07-2021

Answer:

x = 8 , y = 11

Step-by-step explanation:

[tex]2x + 2y = 38 => x + y = 19 - -- ( 1 ) \\\\y = x + 3 ---- ( 2 ) \\\\Substitute \ ( 2 ) \ in \ ( 1) :\\\\ x + y = 19\\\\x + ( x+ 3) = 19\\\\2x + 3 = 19\\\\2x = 19 - 3 \\\\2x = 16 \\\\x = \frac{16}{2} = 8\\\\Substitute \ x = 8 \ in \ ( 1 ) : \\\\x + y = 19\\\\8 + y = 19\\\\y = 19 - 8 = 11[/tex]

Answer Link

Otras preguntas

(z+4)(z+3) Please Help!
Is Obesity Really a Big Problem in America? Please help me :)
Sam and lou need a total of 1 foot of wire for a science project.sam wire is 8 out of 2 n lou is 7 out of 8.Do they have enough.
in che anno e nato Cristoforo Colombo
What Is a Zionist? Please help me :)
what is the full definition of adaptation?
in che anno e nato Cristoforo Colombo
WHAT IS 123456567890*1423 THAT MEANS TO DIVIED PLEASE TELL ME THE ANSWER
Noah rows across a river that is 48m wide. The current carries him 15m downstream. How far does Noah actually travel?
what are ten american triebs