Answer:
x=-5
Explanation:
12x-3x+4=5x-16
=9x+4=5x-16
=9x-5x= -16-4
=4x= -20
and now divide number both sides by 4
=x = -5
i hope it was helpful
9x+4=5x-16
collect like terms
9x-5x= -16-4
4x= -20
divide both sides by 4
x = -5
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