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liraira [26]
3 years ago
9

3x+2y=15 4x-5y=-3 What is the following system of equations

Mathematics
1 answer:
laila [671]3 years ago
8 0

Answer:

x=3,y=3

Step-by-step explanation:

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We did this few days ago .
50 ( because 49 And 0 ) put to the third power because combination uses 3 numbers.
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50.3 (50 to the third power)
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4 years ago
At Melville High School 20% of the girls and 50% of the boys went to a basketball game. Since 40% of all the students were girls
Dafna11 [192]

Answer:

38\%

Step-by-step explanation:

Let\ total\ number\ of\ students=x\\\\Number\ of\ Girls=40\%\ of\ x\\\\Number\ of\ girls=\frac{40}{100}\times x=0.4x\\\\Number\ of\ boys=x-0.4x=0.6x\\\\

Students went to game:

Girls\ went\ to\ game=20\%\ of\ 0.4x\\\\Girls\ went\ to\ game=\frac{20}{100}\times 0.4x=0.2\times 0.4x=0.08x\\\\Boys\ went\ to\ game=50\%\ of\ 0.6x\\\\Boys\ went\ to\ game=\frac{50}{100}\times 0.6x=0.3x\\\\Students\ went\ to\ game=Girls\ went\ to\ game+Boys\ went\ to\ game\\\\Students\ went\ to\ game=0.3x+0.08x=0.38x\\\\Percentage\ of\ students\ went\ to\ game=\frac{0.38x}{x}\times 100=38\%

4 0
3 years ago
Linear pairs are ____ supplementary.<br> A). Always<br> B). Sometimes<br> C). Never
lubasha [3.4K]

Answer: Linear pair is a pair of two supplementary angles. But two supplementary angles might or might not form a linear pair, they just have to "supplement" each other, that is their sum should be 180°, thus the Answer is B: Sometimes

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4 years ago
Enrique buys a jacket for $35 and pants for $29. Sales tax $0.07 for every dollar of the purchase price. He pays a 2.75 processi
ioda
Enrique will pay $71.23 for his purchases.
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3 years ago
Find 32% of 35.? plzz help me with this
Anna35 [415]
32% of 35 is 32% times 35, which is 11.2
7 0
3 years ago
Read 2 more answers
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