Seudónimo Seudónimo

13-02-2020
Mathematics

contestada

What is the result of subtracting the second equation from the first?
-2x+7y=10
3x+7y=2

Respuesta :

13-02-2020

Answer:

Step-by-step explanation:

propagate the negative through the second equation and subtract

-5x = 8

x = -8/5

Answer Link

Otras preguntas

Expand and simplify the following expression. 3(p-2q)-4(2p-3q-5) *

The tranquilized grizzly bear was lethargic enough for the scientists examine his teeth and tattoo his ears

A factory can produce 60 TVs in 7 days. How long does it take to finish 400 TVs?

Convert 132 pounds to kilograms. Use 1 kg = 2.2 lb.

What would be the perimeter of an image if a scale factor of 5 was applied?

how should the author back up his/her claim or argument?

Sophia wishes to retire at age 65 with $1,700,000 in her retirement account. When she turns 28, she decides to begin depositing money into an account with an AP

Which phrase from the sentence contains a gerund? Most teenagers enjoy going to the movies with their friends, but I would rather watch movies from the comfort

WILL MARK BRainLYest! Identify the parts of the digestive system and what each part does.

Which of the following equations produces a linear function? A y=x? B = 2x + 3 C y = |x| D y=2x2 + 3x - 2