bangtancraze2007 bangtancraze2007
  • 02-11-2021
  • Mathematics
contestada

Solve the following pair of simultaneous equations by Elimination
method
6x-y=16
3x+2y=-12

Respuesta :

sydneysupergirl sydneysupergirl
  • 02-11-2021

Answer:

y=4.875

x=.75

Step-by-step explanation:

6x-y=16

3x+2y=12

2(6x-y=16)=

12x-2y=32

3x+ 2y=-12

(get rid of Y and add down)

15x=20

x=15/20= 3/4= .75

if x= 3/4 then

3(.75) +2y= 12

2.25+ 2y=12

2y=9.75

y=4.875

(i hope i did this right if not im sorry!!)

Answer Link

Otras preguntas

what is the original source of energy used during photosynthesis
Identify the community project and explain the services offered in addressing social or environmental issues in a community of your own choice
Mark all of the whole numbers below. 0 -1 5 10
If f(x) = 10x and g(x) = 0.5x + 1, find g(f(5)).
Which statements about the graph of the function f(x) = 2x2 – x – 6 are true? Check all that apply. The domain of the function is . The range of the function is
If f(x) = 10x and g(x) = 0.5x + 1, find g(f(5)).
HELP ASAP For the reaction A(g) → 2B(g), Keq = 4.5 × 105. Which statement is true for the system at equilibrium? a) [A] >> [B] b)Changing the temperat
When the expression 2x^2 + 6x - 56 is factored completely, which is one of its factors? A. (x + 8) B. (x - 4) C. (x + 2) D. (x - 7)
please answer these two questions asap
An equation is shown below: 9(3x – 2) = 1 Which of the following correctly shows the first two steps to solve this equation? Step 1: 27x – 2 = 1; Step 2: 27x =