15 plus 3 times a number is 8 times the number. What is the number?

Question

Mathematics

Rodrigo Nunez

20 October, 02:28

15 plus 3 times a number is 8 times the number. What is the number?

+4

Answers (2)

Know the Answer?

Kennedi Ryan · Answer 1

x=3

Step-by-step explanation:

15 + 3x = 8x

- 3x - 3x

15=5x

15/5=3

X=3

Webb · Answer 2

The correct answers is 3

Step-by-step explanation:

The equation would be 15 + 3x = 8x.

i subtracted 3x from the left side, and subtracted 3x from the right side.

(15 + 3x = 8x

-3x - 3x = 15 = 5x)

Then i divided 15 by 5 which gave me 3.