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astra-53 [7]
3 years ago
13

"I think of a number, take away 1 and multiply the result by 3."

Mathematics
1 answer:
zhenek [66]3 years ago
7 0

Answer:

(x-1)3

3x-3

Step-by-step explanation:

I came up with this.

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What is 57.2 times 56.4
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Answer:

3226.08

Step-by-step explanation:

57.2 x 56.4

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Please Help                                                                                                                    
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A grapefruit is 8% heavier than an orange, and an apple is 10% lighter than the orange.
likoan [24]
Weight of an grapefruit=weight of an orange+8% weight of an orange
weight of an apple=weight of an orange -10% weight of an orange

a.<span>By what percentage is the grapefruit heavier than the apple?
We should find the connection between grapefruit and an apple. We know the connection between the weight of a grapefruit and an orange, we know the connection between an orange and an apple, so this means we know the connection between a grapefruit and an apple.
</span>
weight of an grapefruit=weight of an <span>orange+8% weight of an orange
</span>weight of an orange=weight of an apple<span> +10% weight of an apple
</span>
-> weight of an grapefruit=weight of an apple+10% weight of an apple + 8%(weight of an apple+10% weight of an apple)= weight of an apple + 18% weight of an apple + 2% weight of an apple= <span>weight of an apple + 20% weight of an apple 

</span><span>b.By what percentage is the apple lighter than the grapefruit?
</span>weight of an grapefruit=weight of an apple + 20% weight of an apple<span> 
</span>
-> The apple ts 20% lighter than the grapefruit.
8 0
2 years ago
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Blanks ?? Help me ??
jenyasd209 [6]
C is 6 because the absolute value of -19 -13 would be 19-13 which equals 6
5 0
3 years ago
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Volgvan

Answer:

4.5 x 0.85 = 3.825

Step-by-step explanation:

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3 years ago
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