Maskedhanashree48 Maskedhanashree48

11-08-2020
Mathematics

contestada

4x + 5y = 19 , 5y - 4x = 38

Respuesta :

FaDaReAdEoLa FaDaReAdEoLa

11-08-2020

Answer:

Step-by-step explanation:

Adding both equations

4x+5y+5y-4x=19+38

10y = 57

y= 5.7

Subtracting equation i from ii

5y-4x-4x-5y=38-19

-8x=9

x= -0.9

Answer Link

Otras preguntas

What is the Nazis point of view based on this cartoon?

What is the simplified form of the expression 7[63÷(5^2-2^2)-1]? A. 10 B. 42 C. 14 D. 350 Which is a solution of the equation y=4x+3? A. (5,17) B. (17,5) C. (4,

What is the function of the FDIC? It keeps savings and loans from going bankrupt. It prevents big business monopolies and trusts. It protects people's money i

Do natural disasters have a domino effect on the world?

What is a star's main fuel during its lifetime? A. hydrogen B. carbon C. helium D. oxygen

what is 8x1/6 plz help

groups not included in voting rights in 1700s?

Richard has been getting good grades and is known for his good academic habits. Read the following conversation. What is Richard's most likely response to Mari

I need help is it a b c or d?

An adviser oversees a school-sponsored club or organization to ensure that: