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Greeley [361]
3 years ago
7

kevin and randy muise have a jar containing 59 coins, all of which are either quarters or nickels. the total value of the coins

in the jar is &8.75
Mathematics
1 answer:
Vinvika [58]3 years ago
3 0

Answer:

28 quarters

31 nickels

Step-by-step explanation:

Amount of N + Q = 59

(.05)N + (.25)Q = 8.75

31 (.05) = 1.75

28 ( .25) = 7.00

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A line passes through (8,2) and (11,-13) write the equation of thr line in standerd form
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Answer:

Step-by-step explanation:

(8,2),(11,-13)

slope(m) = (-13 - 2) / (11 - 8) = -15/3 = -5

y = mx + b

slope(m) = -5

(8,2)...x = 8 and y = 2

now we sub and find b, the y int

2 = -5(8) + b

2 = -40 + b

2 + 40 = b

42 = b

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Ax + By = C

y = -5x  42

5x + y = 42 <====

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3 years ago
Somebody please prove if a triangle with side length of 6,8,10 is a right triangle using the Pythagorean theorem!! Will mark Bra
BabaBlast [244]
Answer:
Pythagorean’s theorem states that if a^2 + b^2 = c^2 where c is the hypotenuse and a and b are the side lengths of the right triangle

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3 years ago
I need help... I honestly don’t know.
Serhud [2]

Answer:

∡ABC=55°

Step-by-step explanation:

<u>Step 1: Identify all angles</u>

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<u>Step 2: Use the Triangle Angle Sum Theorem</u>

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x+45+180-6x-5+3x=180

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3 years ago
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Hello there.

<span>Is the number 15 prime or composite?

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