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

the phone company charges $15.00 per month for a local line plus $0.06 per call.how many calls were made if the bill was $22.50? note: use a variable

Carbon-14 forms nitrogen-14 by a. alpha decay. b. beta decay. c. gamma decay. d. none of the above

why does the second apparition tell macbeth ?

you are paid $82.50 for 712 1 2 hours of work. what is your rate of pay? a. $12 per hour b. $11 per hour c. $11.71 per hour d. $82.50 per hour

simplify the expression below. 4g^3h 18g^5 8g^2h

What is the difference of an astronomer and an astrologer ??

gold is a pure substance or a mixture.

what is 3/10 out of 40

the primary language spoken in brazil is spanish

What was the name of the treaty which ended the revolutionary war?