2 years ago

Answer these 3 pleaseeeeeeeeeeeeeeeeeeeeeeeeee

Mathematics

2 answers:

irakobra [83]2 years ago

8 0

Answer:

a answer is given below

3(18-7)+2

3×11+2

33+2

b answer is given:

7a-3b

7×4-3×3

28-9

c answer is given:

4/5x+7.2

60/5

22+7.2

19.2

morpeh [17]2 years ago

8 0

Answer:

4 35

5 19

6 19.2

Step-by-step explanation:

im not positive on number 6

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3 0

3 years ago

Write y=2/3x +5 in standard form

DochEvi [55]

Answer:

2x-3y=-15

Step-by-step explanation:

y=2/3x+5 and write in standard form.

and you come up with 2x-3y=-15.

6 0

2 years ago

Find f(-5) of f (x) = x + 1<br> 1) 4<br> 2) 5<br> 6) 6

Alex

F(-5) just means that your substituting the number -5 for every x value. So if you have x+1 this would be -5+1 which is -4

7 0

3 years ago

3.) You deposited $5,000 in an account that pays 4% annual interest. Find the

Maurinko [17]

The balance after one year is $5200

Step-by-step explanation:

The formula to apply here is

$A=P(1+\frac{r}{n} )^{nt}$

where

A=Amount of money at the end of the period=?

P=the amount of money invested= $5000

r=rate of interest=4%=0.04

n=number of compounding per year=1

t=time in years=1

Applying the formula

$A=P(1+\frac{r}{n} )^{nt} \\\\\\A=5000(1+\frac{0.04}{1} )^{1} \\\\\\A=5000(1.04)\\\\A=5200$

A=$5200

Learn More

Compound Interest: brainly.com/question/12148233

Keywords : interest, compounded annually

#learnwithbrainly

6 0

3 years ago

A square has an area of 100cm^2.What is the perimeter of the square?

Goryan [66]

Answer:

40 cm

Step-by-step explanation:

Perimeter of a square = 4a

=4 ( 10 )

=40cm

Have a nice day!

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2 years ago