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ArbitrLikvidat [17]
3 years ago
9

Pls Some one help me with this

Mathematics
1 answer:
Vlada [557]3 years ago
4 0

Answer:

x=861/25......

.......

..........

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How do you solve y=5/8b + 10 for b
joja [24]

Answer:

b = \frac{8y-80}{5}

Step-by-step explanation:

Given

y = \frac{5}{8} b + 10

Multiply through by 8 to clear the fraction

8y = 5b + 80 ( subtract 80 from both sides )

8y - 80 = 5b ( divide both sides by 5 )

\frac{8y-80}{5} = b

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4 years ago
Which relationship describes angles 1 and 2?
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hodyreva [135]
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A man 50 years old has 8 sons born of equal intervals. The sum of the ages of the father and sons is 186. What is the age of the
Rudiy27
<span>let x be the interval, then: 186 = 50 + 3 + (3+x) + (3+2x) + (3+3x) + (3+4x) + (3+5x) + (3+6x) + (3+7x) 186 = 74 + 28x x = 4 Eldest son age = 3+7x = 3+28 = 31.</span>
8 0
4 years ago
1. Solve the system of equations by graphing:
rjkz [21]

Answer:


Step-by-step explanation:

y = -3x - 3


m = -3_______


b = -3________  

y = 2x + 2


m = 2_______


b = _2_______


SOLVE NOW   :  -3x - 3  = 2x + 2


- 5x = 5

x = -1

subst in y : y = 2(-1)+2 = 0

the solution is : ( - 1 , 0 )

y = -3x- 3 an equation for the line 'red'    

y = 2x+2 an equation for the line 'bleus'


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3 years ago
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