tashaerodriguez tashaerodriguez
  • 12-02-2021
  • Mathematics
contestada

X + 2y = 10
3x + 4y = 8

Which point is the solution to the system of equations?

Respuesta :

clarch19
clarch19 clarch19
  • 14-02-2021

Answer:

x = -12

y = 11

Step-by-step explanation:

i used substitution and let 'x' = 10 - 2y

3(10 - 2y) + 4y = 8

30 - 6y + 4y = 8

30 -2y = 8

-2y = -22

y = 11

x + 2(11) = 10

x + 22 = 10

x = -12

Answer Link

Otras preguntas

Mr. Smith estimates that it will take 3 hours to fill the pool one foot using their only hose. If the Smith's neighbors allow them to borrow an additional hose,
Sabeena had 15 3/4m long ribbon. She cut into two pieces such that the length of one pieces is 9 1/2m. Find the length of other pieces.
in the spaces below, give three reasons why you would not believe the tall tale you just read
what is the surface area of 286.5 inches squared scaled up by a factor of 10
x - 2x + 3x - 4x + 5x
Choose the equation that represents a line that passes through points (−3, 2) and (2, 1).
A 5.00 g sample of water vapor, initially at 155°C is cooled at atmospheric pressure, producing ice at –55°C. Calculate the amount of heat energy lost by the wa
▼ Cash Flow Present Discounted Value Interest Rate is based on the notion that a dollar paid in the future is less valuable than a dollar paid today. The presen
Consider the various factors contributing to the rift between each mother and daughter. How much of the miscommunication and misunderstanding is a result of cul
a. The area of a square is 36 in. What is the perimeter of the square?