Sagot :
u do 3*4x +3*8=12
12x+11=12
substrect 12-11=1
12x=1
dived them 1 by 12
yuh get x
12x+11=12
substrect 12-11=1
12x=1
dived them 1 by 12
yuh get x
ANSWER:
x=-1
STEP:
Get rid of parenthesis.
12x+24=12.
Subtract 24 from both sides.
12x=-12
Divide both sides by 12.
x=-1.