giovannaan09 giovannaan09

04-10-2021
Mathematics

contestada

One month, Diane worked 6 hours more than Elle. Together they worked 20 hours. How many hours did Diane work? How many hours did Elle work?

Respuesta :

soccerfan54 soccerfan54

04-10-2021

D = E + 6
D + E = 20
Plug in the first one in the second one.
E + 6 + E = 20
2E + 6 = 20
2E = 14
E = 7
D = 13

Answer Link

Otras preguntas

Match 1.New Frontier 2.New Deal 3.Nazi dictator 4.standardized parts 5.first to use an assembly line production 6.telephone 7.stock market crash 8.Great Societ

what is over utilisation

Which point of view features a narrator who refers to him or herself using first-person pronouns like we, I, and us?

is a charge of 5.8×10^-18 is possible

How could you use a system of location similar to north/south and east/west to describe location on a patient's body? why is this important?

Why do i feel full after drinking coffee?

How is a system of equations created when each linear function is given as a set of two ordered pairs?

What is the area of the figure?

HELP! XD A rectangle has a length of 9.00 inches and a width of 4.25 inches. What is the area in square inches? Round to the correct significant digits.

What term refers to languages that have descended from the same ancestral language?