keivyn0211ouwagb keivyn0211ouwagb

01-09-2019
Mathematics

contestada

If the sum of a number and seven is tripled, the result is three less than twice the number. Find the number

Respuesta :

Vividerla Vividerla

01-09-2019

Answer:

x = -24

Step-by-step explanation:

3(x + 7) = 2x - 3

3 * x = 3x

3 * 7 = 21

3x + 21 = 2x - 3

-21 -21

3x = 2x -24

-2x -2x

x = -24

Answer Link

Otras preguntas

According to the video, the government should ban smoking in restaurants because of the diseases caused by passive smoking. a. True b. False

20 points How does a debit card differ from a credit card? Why are you less likely to incur crushing debt if you use a debit card rather than a credit card?

Utilitarianism is said to endorse "the ends justify the means" approach to moral decision-making. the "means" in the phrase is what?

which one of the following can be used as an adjective or pronoun

You've found an Internet article that supports your view of a research subject. The author seems to have excellent credentials, and the article is very well wri

Why is it important that parents establish a positive relationship and positive communication with babies and young children?

what is the value of A in the equation 12a-123=117 A) -1/2 B) 20 C) 2 D) 228

Which of the following is true about the polynomial 2x^4? Select all that apply. a. The polynomial has two terms. b. The polynomial is a degree four polynomial.

The rough endoplasmic reticulum is important in the synthesis of _______ and the smooth endoplasmic reticulum is important in synthesizing _______.

How do I find x using a mathematical operation?