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lawyer [7]
2 years ago
12

Simplify the expression 7x-1+2x

Mathematics
2 answers:
Leokris [45]2 years ago
6 0

Answer:-23

Step-by-step explanation: i just know nika

Firdavs [7]2 years ago
6 0

Answer:9x-1

Step-by-step explanation:

combine like terms

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Which expression is equivalent to 4^6 ⋅ 4^−8? 1 over 4 to the 2nd power 1 over 4 to the 14th power 42 414
jarptica [38.1K]
4^6*4^-^8 = 4^6^+^-^8=4^-^2= \frac{1}{4^2} = \frac{1}{16}
4 0
3 years ago
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Help quick please!!
Korolek [52]

Answer:

Difference of squares:

y^4−25

16x^2−81

Not difference of squares:

20m^2n^2−121

p^8−q^5

Step-by-step explanation:

y^4−25

(y²)² - 5²

16x^2−81

(4x)² - 9²

20m^2n^2−121

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p^8−q^5

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3 0
3 years ago
Here are the dimensions of the oven tray Lucy bakes the cakes on. ←700mm→↑600mm↓.A cake tin is 25cm in diameter. How many cake t
GREYUIT [131]
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420,000/10=42,000
Diameter = 25
so radius = 12.5
Pi*12.5^2=625/4Pi
42,000/625/4 Pi =86.56169741
=86.6
she can fit 86 tins
8 0
3 years ago
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24 1/2% is equal to which
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Answer:0.245

Step-by-step explanation:

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3 years ago
Dave rents a limousine for his wife's birthday. The hourly rate is $80. They used the limo for 5 hours, plus Dave gave te=he dri
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Answer:

$480

Step-by-step explanation:

So first, you find how much he paid per hour which would be 80 * 5 = $400. Then, you have to add the tip in so you do $400 * 1.2 (or 120%) = $480.

6 0
3 years ago
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