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insens350 [35]
4 years ago
13

Matt was five when Gregg was nine. 1.) How old was Gregg when he was twice as old as Matt

Mathematics
1 answer:
alexdok [17]4 years ago
3 0

Answer:

Matt was 6.

This is because twice of 5 is 10. Gregg is nine so you just have to add 1 year to each child.

I hope this helps! Please mark me Brainliest if it did! Thank you and have a nice day!

Step-by-step explanation:

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OMGGGGGGG PLSSS HELP ME WITH THIS QUESTION, IM SUPER STUCK PLS PLS PLS ITS DUE VERY SOON!!!! EXPLAIN PLSSS, WILL MARK THE BEST A
siniylev [52]
It’s H. You have to set up an equation: y=10x-11. -11 is the starting value, so you put it at the end. You add ten each time, so you put 10x. Just plug in 100 for x, and you’ll get 989
4 0
3 years ago
Ricardo lost 6 golf balls while playing yesterday he bought a box of twelve golf balls and lost 4 on the course today he now has
umka2103 [35]
16 balls. 

Let's call x the total number of golf balls that Ricardo had before he lost the first 6 balls. (x - 6).
Then he bought 12 more and lost 4 so basically 12 - 4 = 8
Add that to the equation: (x-6) + 8
And now that he has 18 golf balls at end of the second day the total must add to 18.

Full equation: (x-6) + 8 = 18

(x-6) + 8 = 18
(x-6) = 18 - 8 <-- Transpose
(x-6) = 10
16 - 6 = 10 <-- What would x have to be inoder to make this equation true? 16!
So x = 16

16 is the number of golf balls the Ricardo began with.

8 0
4 years ago
16. Which of the following are equivalent to(x) 16xA) g(r) 8.21B) g(c) 4096.16-3g (x) -4.4xD) g(x) 0.0625-16'+1E) g(x) 32.16E) g
swat32
F(x) = 16ˣ

A. g(x) = 8(2ˣ)
    g(x) = (2³)(2ˣ)
    g(x) = 2ˣ⁺³
The answer is not A.

B. g(x) = 4096(16ˣ⁻³)
    g(x) = (16³)(16ˣ⁻³)
    g(x) = 16ˣ
The answer is B.

C. g(x) = 4(4ˣ)
     g(x) = 4ˣ⁺¹
The answer is not C.

D. g(x) = 0.0625(16ˣ⁺¹)
     g(x) = (16⁻¹)(16ˣ⁺¹)
     g(x) = 16ˣ
The answer is D.

E. g(x) = 32(16ˣ⁻²)
    g(x) = (2⁵)(2⁴ˣ⁻⁸)
    g(x) = 2(⁴ˣ⁻³)
The answer is not E.

F. g(x) = 2(8ˣ)
    g(x) = 2(2³ˣ)
    g(x) = 2³ˣ⁺¹
The answer is not F.

The answer is B and D.
6 0
3 years ago
Please Help! Math help Needed
Sholpan [36]

ANSWER

The exact value is 24√3

The approximate value is 41.6 to the nearest tenth.

x=52.1 units.

EXPLANATION

Let the blue dotted line be h units.

This line is opposite to the 60° angle.

The side length of the triangle which is 24 units is adjacent to the 60° angle.

So we use the tangent ratio,

\tan(60 \degree)  =  \frac{opposite}{adjacent}

\tan(60 \degree)  =  \frac{h}{24}

\sqrt{3} =  \frac{h}{24}

h = 24 \sqrt{3}

This is the exact value.

h = 41.6

This is that approximate value to the nearest tenth.

To find the side length , x, we need to use the second triangle.

\sin(53\degree)  =  \frac{h}{x}

\sin(53\degree)  =  \frac{41.6}{x}

x =  \frac{41.6}{\sin(53\degree)}

x = 52.1

3 0
3 years ago
PLEASE GIVE ME THE ANSWER AND EXPLAIN HOW YOU WORKED IT OUT AND GOT THE ANSWER PLEASEEEEE ILL MARK YOU BRAINLIEST
Ne4ueva [31]

Answer:

C, D

Step-by-step explanation:

Step 1:  (3^2)^3 * 3^6 / 3^4

Step 2: (9)^3 * 3^6 / 3^4

Step 3: 729 * 3^6 / 3^4

Step 5: 729 * 729 / 3^4

Step 6: 531441 / 3^4

Step 7: 531441 / 81

Step 8: <u><em>6561</em></u>

A = 27

B = 2187

<u><em>C = 6561</em></u>

<u><em>D = 6561</em></u>

E = 2187

5 0
3 years ago
Read 2 more answers
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