17-06-2020
Mathematics

contestada

5x + 2y = 8 x + y = 4 if you want to solve the system of equations by addition which of the following could you do

Respuesta :

pnda922 pnda922

17-06-2020

Answer: x= 0, y = 4

Step-by-step explanation:

5x+2y=8

X+y=4 -> y=4-x

5x + 2(4-x)=8 -> 5x + 8-2x=8 -> 3x=0 -> x=0

y=4-x=4-0=4

Answer Link

Otras preguntas

Which process does the plant need energy to perform?

Write short note on Amphibians and reptiles

The ______ is a collection of all accounts within a company’s accounting system.

i frequently feel better when we have nicer weather

3(x)+75=0 what is the answer

Jamestown, the first permanent English settlement in the New World, was founded by

Which TWO carbon reservoirs are known for their carbon sequestration capabilities? PLZ ANSWER 40 points! Atmosphere Plants Animals Soil Oceans Fossil Fuels

Please help me understand

What are the reasons for the rapid growth of remittance income in Nepal?

A map is made of a park. The scale from the park to the map is 36 mi to 6 cm. The length of Great Oaks Trail is 4.5 cm on this map. The scale from the same park