janett08
janett08 janett08
  • 26-01-2020
  • Mathematics
contestada

please help, thanks!!

please help thanks class=

Respuesta :

jessica0111
jessica0111 jessica0111
  • 26-01-2020

Answer:

x= -3 and y = 6.8

Step-by-step explanation:

-4.2+y=19.4

y=4.2x+19.4

4.2x+8y=41.8

4.2x+8(4.2x+19.4)=41.8

37.8x+155.2=41.8

37.8x=-113.4

x=-113.4/37.8

x=-3

Ver imagen jessica0111
Answer Link

Otras preguntas

Parents' reactions significantly influence young children's reactions to their misbehavior. children whose parents belittle them (such as by saying "bad girl!")
Subtract: 12 3/8 - 8 1/5 A) 4 2/3 B) 4 1/20 C) 4 2/13 D) 4 7/40
Quadrilateral ABCD ​ is inscribed in this circle. What is the measure of angle C? Enter your answer in the box.
One fact about all currency is that it loses value over time. has a changing value. maintains a stable value. grows increasingly valuable.
what are possible symptoms of fetal alcohol syndrome
Find oxidation numbers for the following: Cl: Be: Al: Ca: O:
Summerize three main things interest groups do to get laws passed in their favor ?
please answer i will mark branliest. In a short paragraph, describe the transition of Rome from a republic to an empire. What was the republic like, and what ca
Weight is measured as the downward force of __________. a. gravity c. acceleration b. friction d. motion
What is the x- intercept of the line with the equation 4x+2y=12?