jordynboutwell9 jordynboutwell9

04-05-2020
Mathematics

contestada

One number is 3 less than a second number. Twice the second number is 15 less than 5 times the first. Find the two numbers.

Respuesta :

mysticchacha mysticchacha

05-05-2020

Answer:

7 and 10

Step-by-step explanation:

let x and y be our unknown numbers

x = y - 3

2 y = 5x - 15

....

2y = 5 ( y - 3) - 15

2y = 5y - 15 - 15

-3y = -30

y = 10

x = 10 - 3 = 7

Answer Link

Otras preguntas

Which details from the excerpt best indicates that Wright was fairly young when this event takes place?

look at the screenshot--help??

The U.S. Supreme Court allowed the use of public school facilities for voluntary student created religious groups that were open to all students. true or false?

Would a psychopath be considered someone with a mental illness?

Early factories were dependent on a nearby water supply. TRUE or FALSE

Which number is irrational? A. square root of 42 B. square root of 144 C. square root of 169 D. square root of 49 Question Resources

The supreme Court is made up of how many justices?

a particular submarine is 12 m long. A model of it was built with a scale of 1 cm: 3 m. How long is the model? Show all work.

1. If quadrilateral ABCD is a parallelogram, then which relation must be true? A) m∠A = m∠B B) m∠B = m∠D C) AB = DA D) AB = BC Draw out the diagram and re

What information about an atom's properties can you read from the table ?