osvielbrache osvielbrache

03-10-2017
Mathematics

contestada

Gregg subtracted some number x from 47, then multiplied the result by two, subtracted 15 and got 45. What was Gregg's number?

(PLEASE ANSWER WITH WORK, THANKS)

Respuesta :

vaniagandhiox9ndo vaniagandhiox9ndo

03-10-2017

Work in reverse.

45 + 15= 60. 60/2= 30. 30 + x = 47.

So, x= 47-30.
x= 17.

Answer Link

Otras preguntas

Solve for x: −12x−2=−7x−17

A kennel has 80 dogs in total, some are puppies and some are adult dogs. The ratio of puppies to adult dogs in a kennel is 3 : 2 . How many adult dogs are the

Help please. I have the answer but I don't understand how to get there!

Ask a questions have 2 spinners . The first spinner has the numbers 3,5,7 and the second spinner has the numbers 3,5,8. Is the probability greater or less than

How much energy is absorbed when 70g of water is heated from 21°C to 68°C?

List 10 jobs career in cookery

what is a iud????????????????

A typical policyholder who has both a personal umbrella policy and underlying auto and homeowners policies

pls help with this, I don't understand at all

Draw the energy and sublevel diagram for Bismuth and provide the quantum numbers for the 7th, 12th, 31st, 79th, and 83rd.