blsweitzer blsweitzer

22-09-2017
Mathematics

contestada

Twice the difference of a number and 4 is equal to three times the sum of the number and 7. find the number.

Respuesta :

texaschic101 texaschic101

22-09-2017

2(x - 4) = 3(x + 7)
2x - 8 = 3x + 21
-21 - 8 = 3x - 2x
-29 = x <==

Answer Link

Otras preguntas

Which of the following is a record of a transaction that already happened and was paid for? A. an invoice B. A bill C. A receipt D. A receivable

Which foreign country touches three of the southwestern states?

What is the answer please

How did the germans dispose of the bodies?

You are shopping for school clothes. you want to buy 4 pairs of pants that cost $24.10 each. Use the distributive property to mentally calculate the total cost

Which Texans diaries and journals have helped historians learn about daily life in the Texas republic

Given the pH of 7. Explain how many hydroxide ions (-OH) and hydronium ions (H30+) are present in the solution.

Explain why surface runoff, or rain not absorbed by the soil, occurs much more often in areas with soils with a high clay content

An entity cluster is formed by combing multiple interrelated entities into ___.

Whose standpoint does the author focus on in "Battling the Digital Jolly Roger"? A. Internet giants like Yahoo and Google B. The people doing the downloa