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muminat
2 years ago
15

BRAINLIEST! URGENT! Please help me, If you can explain how you got the answer and if you answer both questions, I will mark you

Brainliest.​

Mathematics
1 answer:
anastassius [24]2 years ago
6 0

Answer:

1. I have simplified the first question:

x=\frac{10-ab}{a-4};\quad \:a\ne \:4

2. I have found the parabola properties:

\left(h,\:k\right)=\left(\frac{5}{2},\:\frac{25}{4}\right),\:p=-\frac{1}{4}

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2x=10y+14, 6x-2y=2x+28 how do I solve this problem using algebraic method?
yuradex [85]
PEMDAS- Parenthesis, Exponent, Multiplication, Division, Addition, Subtraction.

4 0
3 years ago
(5 - 3)⁴ - 2(7) + 8² = ?
Veseljchak [2.6K]

Answer:

66

Step-by-step explanation:

(5 - 3)⁴ - 2(7) + 8²

PEMDAS

Parentheses first

(2)⁴ - 2(7) + 8²

Exponents

16 - 2(7) + 64

Multiply and divide from left to right

16 -14 +64

Add and subtract from left to right

2+64

66

7 0
3 years ago
West high schools population is 250 students fewer then twice the population of East High school the two schools have a total of
gizmo_the_mogwai [7]

Answer:

1036 students

Step-by-step explanation:

Let the number of students at West High be "w" and the number of students at East High be "e"

West High population is 250 FEWER than TWICE of East High, we can write:

w = 2e - 250

Total students in both schools is 2858, so we can write 2nd equation as:

e + w = 2858

We can replace 1st equation in 2nd to get an equation in e, and find "e":

e + w = 2858

e + (2e - 250) = 2858

3e - 250 = 2858

3e = 2858 + 250

3e = 3108

e = 3108/3

e = 1036

Hence,

number of students attending East High School = 1036 students

3 0
3 years ago
10.85 book .4% tax how do do this
antiseptic1488 [7]
You would take 10.85 times .4% which gives you 4.34 then you would add 4.34 to 10.85 for a total of 15.19
8 0
3 years ago
A six-pack of soda costs $2.49, a 12-pack of soda costs $3.99, and a 24-pack of soda costs $5.49. Which pack has the lowest cost
vagabundo [1.1K]
The 24 pack. The 6 pack would be 41 cents per unit, the 12 would be 33, but the 24 would be 22. 
4 0
3 years ago
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