melodyjohnson415 melodyjohnson415

19-11-2020
Mathematics

contestada

3(x+6)+6x+9=7x+8 Solve for x.*
A -19/2
B 19/2
C 2/19
D -2/19

Respuesta :

sstcanada sstcanada

19-11-2020

Answer:

a) -19/2

Step-by-step explanation:

3(x+6)+6x+9=7x+8

3x + 18 + 6x + 9 = 7x + 8

3x + 6x - 7x = 8 - 18 - 9

2x = -19

2x/2 = -19/2

Therefore, x = -19/2

Answer Link

ACCESS MORE ACCESS MORE ACCESS MORE ACCESS MORE

Otras preguntas

An object falls freely from the rest near the surface of the earth. What is the speed of the object when it has fallen 4.9 m from its position?

Mark each statement that correctly identifies a current theory on why the Indus Valley civilization declined. A. The surrounding land was severely defore

In a 2-digit number, the number in the unit's place is 4 more than the number in the ten's place. If the digits of the number are reversed, the new number is 6

How does eye location best represent the relationship between structure and function? A. It determines how much of the surroundings an organism can see. B. It a

While looking at a cell under a microscope, a scientist is able to see a biological molecule. This molecule is a nucleic acid with double strands and contains t

Find the sum of the value of 8 in 387,562 and the value of 7 in 7,328,562

Solve using elimination method. 2x+3y=7 and 4x+2y =-6 A) one of (32,-19) or (6,-5) B) one of (0,1) or (2,0) C) one of (-3,1) or (2,1) D) one of (4,–1) or (-4,5

Simplify the expression: 9x + 4y - 7x + 2y.

the work output of a machine can never be less than

In a 2-digit number, the number in the unit's place is 4 more than the number in the ten's place. If the digits of the number are reversed, the new number is 6