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Dennis_Churaev [7]
3 years ago
8

Consider the following pair of equations:

Mathematics
1 answer:
Paha777 [63]3 years ago
3 0
X-1=3x+3----plug the second equation in for x
-4=2x-------get the x on one side by subtracting x and 3
x=-2------divide by 2
y=x-1
y=-3------plug in x

(-2,-3)
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Help ASAP with this questions.
Finger [1]
A= h (a+b)


solving for b:

Solve for b, i.e separate b in one side and the other terms in the other side

A = ah + bh


A - ah = bh

(A - ah) / h = b

b= \frac{A-ah}{h}



I hope that helps!




4 0
3 years ago
Enter numbers into the table so that the paired values are in a proportional relationship. x 2 6 8 20 y 3 4 6 10
dsp73

Answer: X 2,6,8,12,20

Y 1,3,4,6,10

Step-by-step explanation:

Divided by 2 too get the answers  or add 10 + 10 you’ll get the answer

6 0
3 years ago
Read 2 more answers
What value of x makes this proportion true?<br> 3/x = 15/40<br> A. 5<br> B. 28<br> C. 8<br> D. 105
marysya [2.9K]

Answer:

the answer is option C

hope it helps you

3 0
3 years ago
Read 2 more answers
What is the solution for 4.2=c/8?
musickatia [10]
4.2 = <u>c
</u>         8
<u>
<em /></u><em>multiply both sides by 8
</em>
4.2* 8 = <u>8</u><u>c
</u>             8
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5 0
3 years ago
PLEASE HELP!!!!!!!! ITS DUE TODAY!!!!!!!
mixer [17]

Answer:

$5.83 in taxes.

Step-by-step explanation:

Discounted price of pants: 23.50 × (1 - 0.3) = 16.45

Discounted price of shirts: 16.25 × (1 - 0.25) = 12.1875

Discounted price of hats: 9.75 × (1 - 0.15) = 8.2875

2 pants, 3 shirts, and 1 hat:  16.45(2) + 12.1875(3) + 8.2875(1) = 77.75

Sales tax: 77.75 × 0.075 = 5.83125

Rounded to nearest cent: $5.83 in sales tax

4 0
2 years ago
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