Whats the problem? just substitute. For example: 3x-5 if x=4 so what you do is this; 3(4)-5=7
Answer:
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Step-by-step explanation:
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Answer:
very easy just multiply 72 by 6 and the congroup the variable and the anser from mulpyiplication
Step-by-step explanation:
Answer is 12 to your question