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Crank
3 years ago
13

Evaluating 4 + 5 over 2 times 2 minus 7

Mathematics
2 answers:
alexgriva [62]3 years ago
8 0
The answer to 4+5/2•2-7 is -3
RideAnS [48]3 years ago
6 0

Answer:

-4.75

Step-by-step explanation:

4+5=9

2*2=4

9/4=2.25

2.25-7=-4.75

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Mercury metal is poured into a graduated cylinder that holds exactly 22.5mL. The mercury used to fill the cylinder weighs 306.0
aleksklad [387]

Answer:

13.6 g/ml

Step-by-step explanation:

Density is found by mass divided by volume

The mass is 306.0 and the volume is 22.5 ml

density = 306.0/22.5 =13.6 g/ml

We have 3 sig figs which is correct

3 0
3 years ago
Which of the following is the missing reason? Statements Reasons two thirds times x plus 7 equals negative 5 Given 2x 21 = â’15
pentagon [3]

The correct option is B. Distributive property

Given,

\frac{2}{3} x+7=-5\\

On solving the above equation,

multiplying both sides by 3 we, get

2x+21=-15

now subtracting 21 from both the sides,

2x=-36\\

dividing both the sides by 2 we get,

x=-18

Since in the above steps we follow all the giving property except the distributive property.

Hence the correct option is B. Distributive property.

For more details follow the link:

brainly.com/question/13130806

6 0
2 years ago
Slope pls help ASAP due tonight
kow [346]

Answer:

y=x+ -5

i think

4 0
2 years ago
Read 2 more answers
Evaluate. <img src="https://tex.z-dn.net/?f=5%20%2A%204%5E0" id="TexFormula1" title="5 * 4^0" alt="5 * 4^0" align="absmiddle" cl
ch4aika [34]
4^0 is 1 because any number to the zero power is one so 1*5=5
7 0
2 years ago
Read 2 more answers
Find the area of a rectangle with a length of 7 centimeters and a width of 24 centimeters.
nadezda [96]

Answer:

168 cm^2

Step-by-step explanation:

Given,

Length ( l ) = 7 cm

Width / breadth ( b ) = 24 cm

To find : -

Area of rectangle = ?

Formula : -

Area of rectangle = l x b

Area of rectangle

= 7 x 24

= 168 cm^2

4 0
2 years ago
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