crystalsandoval crystalsandoval

17-10-2016
Mathematics

contestada

What is the x-coordinate of the solution to the system?
2x−3y=−27
−3x+2y=23

a. −6−6

b. −3

c. 1

d. 5

Respuesta :

mikearnold1593 mikearnold1593

17-10-2016

I think it would be easiest to solve for x in this system of equations if you did so by elimination:
Start by finding the least common multiple of 3 and 2 to make the Ys cancel:
4x-6y=-54
-9x+6y=69
_________
-5x=15
x=-3 - answer B

Answer Link

Otras preguntas

Since the Puritans had come to the New World to worship as they saw fit, why did they not allow Roger Williams and Anne Hutchinson the same freedom of worship?

HELP PLEASE!! Identify the solution set of the inequality using the given replacement set. x < –2; {–5, –2.6, –2, –0.8, 1, 1.5} A. {–5, –2.6} B. {

How many miles did Greek sailors travel between Athens and Naples

1/2 * 8 1/8 = Will the product be more or less than 8 1/8?

What is the product in scientific notation? (2.5*10^-10)(7*10 ^-6) A. 1.75*10^16 B. 1.75*10^-15 C. 1.75*10^-16 D. 1.75*10^-17

How would you solve 5- 16 tenths

To calculate the wave speed of a wave, multiply the frequency by the wavelength of the wave. a. True b. False

The framers created Article 5 to ensures that ____________. a. the Constitution never changes c. the Constitution would come second to the state constitutions

what is a factor of 15 but not a multiple of 3

name the values of the given digits the 4s in a 4400