Answer:
Valid
Step-by-step explanation:
3(x-4)=x+4 <em>Given</em>
3x-12=x+4 <em>Distribute</em>
2x=16<em> Subtract x from both sides and add 12 to both sides</em>
x=8 <em>Divide each side by 2.</em>
<em> </em>
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B. (x-4)(3x2-5)
your welcome
Answer:
BRO I DONT KNOW SORY I NEED POINTS
Step-by-step explanation:
