Answer:
390
Step-by-step explanation:
Answer:
-3, 6, 7
Step-by-step explanation:
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Answer: x=11
Step-by-step explanation:
First distribute 3 to both x and -3.
3x-9=24
Then add 9 to both sides to leave the x on its own.
3x=33
Divide by 3 on both sides.
X=11