Answer:
0
Step-by-step explanation:
73x=0
Let's allow ?=x because we need an unknown number.
x=0/73=0
x=0
Answer: a) 15 1/2 hours
Step-by-step explanation :
1/2 ×2=1. 1×4=4 1 1/2 ×1= 1 1/2 2×2=4. 2 1/2 ×2= 5
Add all answers and you have 15 1/2 hours.
Answerits not
Step-by-step explanation:
Answer: The machine would now be $1020
Step-by-step explanation: Multiply $1,275 by 0.8 because 0.8 is 20% off, then you get your answer.
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Define x :
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Let x be the number of pounds needed.
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Find x pound :
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1 pound = $4
x pound = $4x
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Answer : Total cost = $4x
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Additional:
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When x = 9 :
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x pound = $4x
9 pounds = $4(9)
9 pounds = $36
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Answer: 9 pounds = $36
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