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MAVERICK [17]
3 years ago
8

Which property does each equation demonstrate

Mathematics
1 answer:
sveticcg [70]3 years ago
7 0

Answer:

a

Step-by-step explanation:

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My question is in the picture pls help
pentagon [3]

Answer:

A. 8cm

Step-by-step explanation:

3 times 2 is 6. 22-6 is 16. 16/2 is 8

8 0
3 years ago
Determine the value of a + b in the system of equations below. <br><br> 5a + 4b = 22<br> 7a-b= 11
dexar [7]

Answer:

We have a + b as;

2 + 3 = 5

Step-by-step explanation:

Here, we want go get the value of a and b

from the second equation, we can get an expression for b

We have this as;

7a - b = 11

Thus,

b = 7a - 11

Now, from here, we can substitute the value of b into the first equation

We have this as;

5a + 4(7a - 11) = 22

5a + 28a -44 = 22

33a = 22 + 44

33a = 66

a = 66/33

a = 2

Recall;

b = 7a - 11

substituting the value of a from above;

b = 7(2) - 11

b = 14 - 11

b = 3

6 0
3 years ago
A man invests $5000 in an account that pays 8.5% interest per year, compounded quarterly
notka56 [123]
5000(1+.085/4)^n=1000
to find n use log:
1.02125^n 
N X log1.02125
when computed=32.9
round to 33 quarters compounded
33/4
equals to 8 years 3 months

3 0
3 years ago
Read 2 more answers
1.
ira [324]
The answer is 16 yellow flowers
4 0
3 years ago
Read 2 more answers
Michelle drew a scale drawing of a swimming pool she used the scale 14 millimeters 5 meters in the drawing the pool is 42 millim
Lera25 [3.4K]

EXPLANATION

Let's see the facts:

The scale is---> 14 milimeters ----> 5 meters

Width = 42 milimeters

Applying the unitary method, the actual width of the pool is:

Actual_{}width=42\text{ mm}\cdot\frac{5m}{14\text{ mm}}=15m

The width of the pool is 15m

6 0
1 year ago
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