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katovenus [111]
2 years ago
15

Miguel and Beth like to play video games together. Miguel has m video games, and Beth has b video games. Miguel has

Mathematics
2 answers:
Gnom [1K]2 years ago
5 0

Answer:

m+b=24

m=b+4

Step-by-step explanation:

on edg

Sauron [17]2 years ago
4 0

Answer:

Miguel has video games = 14

Beth has video games = 10

Step-by-step explanation:

Miguel has video games = m

Beth has video games = b

We make the equations:

m=b+4 (Miguel has  4 more video games than Beth)

m+b=24 (together they have a total of 24 video games)

So, the system of equations is:

m=b+4\\m+b=24

Now, solving these system of equations to find values of m and b

Let:

m=b+4--eq(1)\\m+b=24--eq(2)

Put value of m from equation 1 into equation 2

m+b=24\\b+4+b=24\\2b=24-4\\2b=20\\b=\frac{20}{2}\\b=10

We get value of b: b=10

Now, finding value of m by putting value of b in equation 1

m=b+4\\m=10+4\\m=14

So, We get value of m: m= 14

Therefore:

Miguel has video games = m = 14

Beth has video games = b = 10

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Answer:

$3.45

Step-by-step explanation:

The tip is 15% of his breakfast, that means 15% of 23

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Have a good day.

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Step-by-step explanation:

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5 0
2 years ago
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Which of the following are solutions to the quadratic equation? Check all that
LenKa [72]

Answer:

Step-by-step explanation:

2x2+5x−10=x2+4

Step 1: Subtract x^2+4 from both sides.

2x2+5x−10−(x2+4)=x2+4−(x2+4)

x2+5x−14=0

For this equation: a=1, b=5, c=-14

1x2+5x+−14=0

Step 2: Use quadratic formula with a=1, b=5, c=-14.

x=

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2(1)

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2

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x=2 or x=−7

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