josejimenezj170 josejimenezj170

25-04-2021
Mathematics

contestada

Using substitution, solve the system of
equations.
y = 2x + 17
X – 9y = -17

Respuesta :

25-04-2021

Answer:

x = -8

y = 1

Step-by-step explanation:

y = 2x + 17

x – 9y = -17

y = 2x + 17

-9y = -x - 17 (Multiply by 2)

y = 2x + 17

-18y = -2x - 34

-17y = -17

y = 1

y = 2x + 17

1 = 2x + 17

2x = 1 - 17

2x = -16

x = -8

Answer Link

Otras preguntas

How do I easily solve the following? A model rocket travels at 88 fps. How long will it take to get to 40 feet high. If we use the equation: h=-16t^2 + vt the a

evaluate the importance of the microscope to biology

The greatest common factor of 18 and a mystery number is 6. Give three possible values for the mystery number.

The length of a rectangular field is 4 m longer than its width. If the perimeter is 56 m, what is the width of the field?

Allison has more than 2 but less than 3 hours to spend on her homework.she has work in maths,english,and social-studies.she plans to spend equal amounts of tim

During a triathlon, Sharon swims 1/4 of the total route and cycles 3/5 of the remaining route. She runs the rest of the route. If she runs 3,600 meters, find th

two heterozygous white (brown fur is recessive) rabbits are crossed. List the parent genotypes, draw and fill in a punnett square, and list the offspirng genoty

two heterozygous white (brown fur is recessive) rabbits are crossed. List the parent genotypes, draw and fill in a punnett square, and list the offspirng genoty

Substitution methode: 5x-3y=-11 x-2y=2

Name a substance that moves by each mechanism