lejoedixon lejoedixon
  • 02-02-2020
  • Mathematics
contestada

5x+2y=43 ; -6x+3y=-30

Respuesta :

meredith48034
meredith48034 meredith48034
  • 02-02-2020

Answer:

-3(5x+2y=43)

2(-6x +3=-30)

-15x-6y=-129

-12x+6y=-60

-27x=-189

x=7

5(7)+2y=43

35+2y=43

2y=8

y=4

(7,4)

Answer Link

Otras preguntas

What are the possible outcomes of randomly choosing one of the tiles shown?
Afican Americans were the only ones discriminated against
Choose the answer that represents the time 12:00 a.m. in french a. Il est douze heures et demie. b. Il est minuit c. Il est midi. d. Il est douze heures du mat
Use the laws of logarithms and the values given below to evaluate the logarithmic expression. log7=0.8451 log5=0.6990 log3=0.4771 log2=0.3010
What can lora use to consult her doctor and get a prescription without physically visiting her doctor’s office?
Do you think people shouldn't be allowed to read certain books? EXPLAIN IN ONE/TWO PARAGRAPHS PROPERLY AND MAKE IT SOUND PROFESSIONALLY WRITTEN!!!!!!!!!!!!!!!!!
Give the number of significant figures: 7.110 g
how do u solve this question?
What is two thousand, six hundred nine dollars and seventy five cents written in expanded notation​
Who was the first emperor of United China