an3hu5r95j an3hu5r95j

10-11-2020
Mathematics

contestada

Use the elimination method to solve the system of equations. Choose the correct ordered pair. 5x - 2y = 9 3x + 4y = - 5 O A. (5, - 5) O B. (1, - 2) OC. (7, 13) D. (3, 3)

Respuesta :

12-12-2020

Answer:

Step-by-step explanation:

4(5x-2y=9)

-2(3x+4y=-5)

20-20x-8y=36

+6x-6x-8y=10

36-20x=10+6x-6x

36-36-20x-6x=10

-26x=10-36

-26x/-26=-26/-26

x=1

Answer Link

Otras preguntas

The Supreme Court never reverses a decision once it has been made. true false

dialations he said she said answer key

CAN SOMEONE HELP ME PLEASE ASAP!?

An atom of lead has a mass of 17.6 times greater than the mass of an atom of carbon-12. What is the molar mass of this isotope of lead?

What’s the answer?????

X^2 =11+2 sqrt30 find value of X

What are the essential components of successfully competing in the field events: Power, technique, and timing Power, speed, and strength Technique, flexibility,

Solve for a and determine the measure of each angle:

Find the area of the trapezoid. 8 cm 6 cm 13 cm A. 78 cm2 B. 48 cm2 C. 63 cm D. 104

All of the following are specifically mentioned in the Constitution EXCEPT the national census rules of impeachment O length of term of federal judgeships O jud