isaiahST isaiahST

16-01-2020
Mathematics

contestada

For which value of x is the equation 3(3 + x) = 15 + x true?
A) 1
B) 2
C) 3
D) 4

Respuesta :

devishri1977 devishri1977

16-01-2020

Answer:

Step-by-step explanation:

3(3 + x) = 15 + x

3*3 + 3x = 15 +x

9 + 3x = 15 +x

3x - x = 15 - 9

2x = 6

x = 6/2

x = 3

Answer Link

lilsweetprinceowyndx lilsweetprinceowyndx

16-01-2020

The answer would be 3, since if 3(3 + x) is 18 then 15 + 3 would be 18 too.

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