nnatasiaj73
nnatasiaj73 nnatasiaj73
  • 26-05-2020
  • Mathematics
contestada

2x² = 5 + y
4y = -20 + 8x²

Solve the first equation for y and substitute it into the second equation. The resulting equation is

Respuesta :

Аноним Аноним
  • 26-05-2020

Answer:

2x² = 5 + y ---------    y=2x2−5

4y = -20 + 8x²---------- y=2x2−5

Step-by-step explanation:

1: Step 1: Flip the equation.

y+5=2x2

Step 2: Add -5 to both sides.

y+5+−5=2x2+−5

y=2x2−5

2: y=2x2−5

Hope this helps.

Answer Link
Аноним Аноним
  • 26-05-2020

Answer:

nah i can do it the other way around... the second one then the first one

Step-by-step explanation:

2x^2 = 5 + -5 + 2x^2

Which simplifies down to 2x^2 = 2x^2

Answer Link

Otras preguntas

How mant mL are there in 70 quarts pls shouw your solution
Please help... Which of the following is an advantage of a lossless compression over a lossy compression? a) A lossless compression can guarantee that compresse
How did its geography protect China from invasion?
Study the map above. Which city is located at approximately 47° N, 19° E? A. London B. Budapest C. Rome D. Lisbon
The hundreds digit of my number is less than the tens digit. The ones digit is greater than the tens digit. What could my number be?
1. Who is a teacher? Mention the degree and academic qualification essential for teaching profession.​
What type of bond joins the monomers in a protein's primary structure?
thout 3. Sabita's dog lives with her, _ ? (supply correct tag)​
Answer but show your work please homies
State which type of variable is plotted on the x-axis and which type is plotted on the y-axis.