Question

Good day dear friends today I shall need your help,

What statement makes the open sentence 12 + 3x = 30 true?
Show all work.
A. X = 3
B. X = 5
C. X = 11
D. X = 15

Answer 1

I got an answer of six (6) sadly

12+3x=30

3x=30-12

3x = 18

---- ---- ...divide both sides by 3

3 3

.°. x=6