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KiRa [710]
3 years ago
12

8:12=6:a what is the value of a

Mathematics
2 answers:
Whitepunk [10]3 years ago
7 0

Answer:

9

Step-by-step explanation:

\frac{8}{12}=\frac{6}{a}

\frac{2}{3}=\frac{6}{a}

2a=6\cdot{3}

2a=18

a=\frac{18}{2}

a=9

statuscvo [17]3 years ago
5 0

Answer:

a = 9

Step-by-step explanation:

So in this case you just cross multiply

8 : 12 = 6 :  a

6(12) = 8(a)

72 = 8a

Divide both sides by 8

a = 9

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Please help!!!!
meriva

answer 16.99%

We are given this function:

8700 is the initial amount.

1.04 shows the change of original amount. This is decimal form of percentage. We need to transform it into regular percentage.

1.04 * 100% = 104%

Now we observe this number. If it is greater than 100% we have growth, if it is lower than 100% it is decay, and if it is equal to 100% than there is no change.

In our case this number is greater than 100% so we have growth. To determine the percentage rate we must substract 100% as it represents the original amount.

104% - 100% = 4%

This would be our solution if we don't have an exponent.

We have exponent so first step is to calculate the number and then we repeat the steps from above.

1,16985856 * 100% ≈ 116,99%

116.99% - 100% = 16.99%

So, final solution is growth of 16.99%

bran-list please

7 0
3 years ago
What's the answer to 9,10,11, and 12
nydimaria [60]
Where is the math u are talking about
3 0
3 years ago
The sequence below shows the total number of take-out orders at Loco Taco each day after
Aleksandr-060686 [28]
I wish I was able to help
4 0
3 years ago
Combine any like terms in the expression. If there are no like terms, rewrite the expression.
stich3 [128]

Answer:

40w^3

Step-by-step explanation:

I'm assuming you meant w^3 (w to the third power). In that case, you would just add 34 + 13 + 11 - 18 because they are all like terms (coefficients of w^3).

5 0
2 years ago
Please help me ASAP it’s times THANK U
goblinko [34]

Answer:

Only choices C and D are solutions

Step-by-step explanation:

6x + 3y = -15

y = -2x - 5

6x + 3y = -15

6x + 3(-2x - 5) = -15

6x - 6x - 15 = -15

0 = 0

Since 0 = 0 is a true statement, both equations of this system are the same equation and represent a single line on the coordinate plane.

We need to check each choice in just one equation.

Let's use the second equation.

y = -2x - 5

A.

(2, 7)

7 = -2(2) - 5

7 = -4 - 5

7 = -9   False

Not a solution

B.

(5, 0)

0 = -2(5) - 5

0 = -10 - 5

0 = -15     False

Not a solution

C.

(-3, 1)

1 = -2(-3) - 5

1 = 6 - 5

1 = 1   True

Solution

D.

-13 = -2(4) - 5

-13 = -8 - 5

-13 = -13    True

Solution

Answer: Only choices C and D are solutions

7 0
3 years ago
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