lex4821 lex4821
  • 06-11-2019
  • Mathematics
contestada

To solve this system of equations using substitution, what could be substituted in place of y in the first equation?
4x = 5 - 2y
y-2x = 7

A.7-2x
B. 4x– 5
C.5-4x
2
D. 2x + 7

Respuesta :

charlmagallano
charlmagallano charlmagallano
  • 06-11-2019
looking at second equation.. you must put it in y=Mx+b form and so you must add 2x from both side leaving you with 7 +2x or in this case 2x+7
Answer Link

Otras preguntas

¿Como son los versos:libres o tienen un número fijo de sílabas métricas? De un poema
SOMEONE PLS HELP FAST!!!!! How did slavery happen?
How do HABs affect each ocean zone? Epipelagic: Mesopelagic: Bathypelagic: Abyssopelagic:
add altogether 5x+7, 3x-8 and 6x-25
What else did sharon do to avoid future overdraft fees?.
Do you think you now the answer comment it down
What does that the last statement indicate about the attitude of the people who were allowed to stay in Sighet? Night book by Elie Wisel. A. They are dismissive
Why does Germany want Mexico to be their ally in the war? They need Mexico's resources To distract America They value Mexico's opinion
The endocrine system sends hormones through the blood to control the activities of tissues and organs. O True O False​
I dont understand how to solve the equation?