cxwright2020 cxwright2020
  • 07-12-2021
  • Mathematics
contestada

Solve this system of equations using the Substitution method.

3x + y = -2

y = 2x + 3

Respuesta :

25001659
25001659 25001659
  • 07-12-2021

Answer:

Step-by-step explanation:

we see that y = -3x-3

substitute that into the other equation to get

-3x-3 = 2x+7

-5x = 10

x = -2

so, y = -3(-2)-3 = 3

check to make sure (-2,3) solves both equations.

Answer Link

Otras preguntas

another one. i’m still stuck on these problems pls help lol
In the figure, ∠ABD = 50° and ∠BCD = 60°. Calculate ∠ADC and ∠ADO.​
What ended the Boxer Rebellion? a.) Due to military reform, the Chinese crushed the rebellion. b.) Allied forces came in and crushed the rebellion. c.) The Boxe
A binary operation∆is defined on the set of real number R by x∆y=x²+y-2xy. evaluate (2∆½)​
How many kilograms of NH3 are needed to produce 120 of pf3 if the reaction has 78.1% yield.
0 clue what is going on. pls help
A group of researchers wanted to measure the impact of playing classical music at bedtime to infants. They choose 20 infants to play music from 6:30 7:30 pm at
A financial plan is mostly influenced by retirement income work life balance priorities and goals race and gender
Diabetes,Type I Possible Causes: Symptoms: Treatment:
Discuss any FIVE (5) elements of teaching the performing arts In Grade R