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

What is the mass, in grams, of 28.64 ml of acetone?
Name the capitals of russia and the ukraine. what is the name of the capital of latvia, which also has a tradition as a baltic seaport
Given that cosθ=x6 . which expression represents θ in terms of x?
A small box of raspberries costs $2. a large box of raspberries costs $6.the large box costs ? times as much as the small box
need help please don't under stand how to do it, its for algebra
Quadrilateral ABCD is a kite. If Line AD is congruent to line AB, solve for x.
Does anyone know this?
Match the equation with its corresponding solution for x: 4x+7=35
Dynamic explosives is trying to decide whether or not to launch a new product nationally. this represents a(n) ________________ decision.
Blake just learned that she is 6 weeks pregnant. her developing baby is in the _____ period of prenatal development.