Answer:
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Step-by-step explanation:

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Using the distributive property the product is -12x-20. To distribute you take the numbers and or variables outside of the paranthesis and multiply it by each one in the parenthesis such that 4x is multiplied by -3x getting -12x and multiplying 4x by -5 and the product is -20x and all together the answer is -12x-20
Answer:
she will use 900 ounces for 9 people
Step-by-step explanation:
If the result is head and you want the other side to be tail, there is only 1 coin that can give this result. So the probably is 1/3
Answer:

Step-by-step explanation:
you set each of them equal to zero,


and solve for 'm'