Emma2947292 Emma2947292

04-02-2021
Mathematics

contestada

Use substitution to solve the system.
-5x + 3y = 19
x = 3y - 11

Respuesta :

Anisatunizzati Anisatunizzati

05-02-2021

Answer:

x = -2

y = 3

Step-by-step explanation:

-5x + 3y = 19

x = 3y - 11

-5x + 3y = 19

-5(3y - 11) + 3y = 19

-15y + 55 + 3y = 19

-15y + 3y + 55 = 19

-12y + 55 = 19

-12y = 19 - 55

-12y = -36

y = -36/-12

y = 3

x = 3y - 11

x = 3(3) - 11

x = 9 - 11

x = -2

Answer Link

Otras preguntas

Which of the following is not a behavior of people who are emotionally healthy? a. taking responsibility for their behavior b. identifying their problems and

On the ph scale, which value represents a base? 3 7 10

Many different types of mutations can occur within the body. Tay-Sachs disease is a deadly disorder that is caused by a missing codon in the gene coding for pro

Which answer best summarizes the events from the poem contained in the following lines? "This plainly he saw then Who with mirth of mood malice no little Had wr

given the following functions f(x) and g(x), solve (f g)(5) and select the correct answer below: f(x) = 8x − 13 g(x) = x − 9 a) 23 b) 27 c) 31 d) 40

A remote control airplane descends at a rate of 3 feet per second. after 6 seconds the plane is 89 feet above the ground. which equation models this situation

Which of the following can occur next to the continental shelf? a. trench b. continental slope c. mid-ocean ridge d. all of the above

Which of the following can occur next to the continental shelf? a. trench b. continental slope c. mid-ocean ridge d. all of the above

The surface area of a rectangular prism is found using the formula SA = 2(lw + lh + wh), where l is length, w is width, and h is height. If the surface area of

0.04978706 rounded three decimal places