floodbrielle floodbrielle
  • 29-10-2019
  • Mathematics
contestada

Solve the system of equations using the substitution method. Make sure to show all work. Y=2x+4 y=3x+7

Respuesta :

gacathcarts gacathcarts
  • 29-10-2019

Answer:

(-3,-2)

Step-by-step explanation:

y = 2x+4

y=3x+7

substitute (3x+7) in for y in the first equation.

3x+7 = 2x+4

subtract 2x from both sides

x+7=4

subtract 7 from both sides.

x = -3

plug -3 in for x in either equation to get y.

y= 2(-3) + 4

y = -2

Answer Link

Otras preguntas

Responde a las preguntas: ¿Cómo te llamas? ¿De dónde eres? ¿A qué te dedicas? ¿Tienes hermanos?
Transforme em voz passiva: They don't speak English in this shop
Passe para a voz passiva:- Kevin asked Dennis a question-Somebody Build the house last year-She gives him a box
Responde a las preguntas: ¿Cómo te llamas? ¿De dónde eres? ¿A qué te dedicas? ¿Tienes hermanos?
Passe para a voz passiva:- Kevin asked Dennis a question-Somebody Build the house last year-She gives him a box
Passe para a voz passiva:- Kevin asked Dennis a question-Somebody Build the house last year-She gives him a box
Passe para a voz passiva:- Kevin asked Dennis a question-Somebody Build the house last year-She gives him a box
Passe para a voz passiva:- Kevin asked Dennis a question-Somebody Build the house last year-She gives him a box
Passe para a voz passiva:- Kevin asked Dennis a question-Somebody Build the house last year-She gives him a box
Conjuga los siguientes verbos en presente y preterito indefinido: SER, ESTAR, HACER.