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Sidana [21]
3 years ago
8

BRAINLIESTTT ASAP! PLEASE HELP ME :)

Mathematics
1 answer:
kherson [118]3 years ago
6 0

Answer:

b. \displaystyle 225y^2 + 150xy + 100x^2 = 225y^2 + 150xy + 100x^2

a. \displaystyle [8x + 12y]^2 + [6x + 9y]^2 = [10x + 15y]^2

Step-by-step explanation:

b. \displaystyle 225y^2 + 150xy + 100x^2 = 225y^2 + 150xy + 100x^2

a. \displaystyle [8x + 12y]^2 + [6x + 9y]^2 = [10x + 15y]^2

The two expressions are identical on each side of the equivalence symbol, therefore they are an identity.

I am joyous to assist you anytime.

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balandron [24]

Step-by-step explanation:

f(x)=14x+42

f(x)=35

Given the information above, we can simply set up an equation so we can find the value of x.

14x + 42 = 35

Subtract 42 on both sides.

14x=-7

Divide 14 on both sides.

x=-\frac{1}{2}

So, the value of x is equal to -1/2 when f(x) is 35.

6 0
3 years ago
A craft store buys 50 yards of satin ribon for $12.50. The store sells the ribbon by the foot. A customer can purchase 5 feet of
amm1812

Answer:

$8.1

Step-by-step explanation:

Convert 45 yards of ribbon to feet through proper conversion factor.  

  (45 yards)(3 ft / 1 yard) = 135 feet

Divide this number by 5 to determine the number of 5-ft ribbon that customers can purchased.

    n = 135 ft / 5 ft = 27

Then, multiply by $0.80.

   R = (27)($0.80) = $21.6

The profit is equal to $21.6 and $13.50,

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Answer: $8.1

8 0
3 years ago
Michael had $550 in his savings account. He took out $30.75 every month for one year. What is the net change in Michael's accoun
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3 years ago
Find the midpoint of NP⎯⎯⎯⎯⎯ given N(2a, 2b) and P(2a, 0).
geniusboy [140]

Answer:

(2a, b )

Step-by-step explanation:

Given the endpoints (x₁, y₁ ) and (x₂, y₂ ) then the midpoint is

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Here (x₁, y₁ ) = N(2a, 2b) and (x₂, y₂ ) = P(2a, 0), thus

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3 years ago
Help with this problem pleaseeee
RUDIKE [14]

Step-by-step explanation:

(16 ×7×3)+(1/2×3×5×6)

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