edie17burton edie17burton

04-03-2021
Mathematics

contestada

6. When 4 times the number x is added to 12, the result is 8. What number results when 2
times x is added to 7?

Respuesta :

kyleighhope kyleighhope

04-03-2021

Answer: 5

Step-by-step:

1. set up equations : 4x+12=8 and 2x+7=?

2. solve for x in the first eq.

4x + 12 = 8

4x = -4

x = -1

3. plug x = -1 into 2x+7=?

2 ( -1 ) + 7 =

-2 + 7 =

5

Answer Link

Otras preguntas

how does the word displease relate to the word please

Which one of the amino acids is capable of forming a disulfide linkage with itself?.

How many electrons do oxide ions lose during electrolysis?

A potential source of confusion in constructing a phylogeny tree is similarity between organisms that is due to:.

PLEASE PLEASE HURRY!!

Dave has a board that is 3 1 4 feet long. He cut off 1 7 8 feet from the board. How long is the remaining piece of board? Use the fraction strips to help. A

A student reads the volume in a buret as 7.89 ml. The teacher checks the buret, and the actual value for the volume is 7.77 ml. What is the student's percent er

In ur opinion do all Americans have equal access to the American dream?

Find the value of x in the equation: -2x-6=12−2x−6=12

What additional information do you need to prove GHI = DEF?