Simplify the expression and identify which property is used in each step.
(.85 + .50 + .15) - .30

Answers

Answer 1

Answer:

1.2

Step-by-step explanation:

(0.85 + 0.50 + 0.15) - 0.30           Given

Simplify by adding in the parentheses first

(0.85 + 0.50 + 0.15) - 0.30

(1.35 + 0.15) - 0.30

(1.5) - 0.30

Subtraction Property

1.5 - 0.30

1.2


Related Questions

PLEESSSE HELP ASAP !!!! WILLL GET BRAINLIEST

Answers

Answer:

B

Step-by-step explanation:

B/ y - 4 = 4/3(x - 6)

What percent of 9,000 is 36?

Answers

Answer:

your answer is 0.4

Step-by-step explanation:

you can look for persentage calculators in

Answer:

Let the percentage be x%

[tex]x\% \: of \: 9000 = 36 \\ \frac{x}{100} \times 9000 = 36 \\ 90x = 36 \\ x = \frac{36}{90} \\ \boxed{x =0. 4}[/tex]

0.4% of 9000 is 36.

Justin is a teacher and takes home 76 papers to grade over the weekend. He can grade at a rate of 7 papers per hour. How many papers would Justin have remaining to grade after working for 10 hours?​

Answers

Answer:

7.6

Step-by-step explanation:

I know math!!!!!!!!!!

Please help me please

Answers

is your high school on crack or what, i can not figure this out...

what is the answer to -6p - 7 = -31

Answers

Answer:

p = 4

Step-by-step explanation:

Answer:

p=4

Step-by-step explanation:

combine like terms

-6p=-24

divide

p=4

3(21+n)=12 Please help

Answers

3 x 21= 63
63+3n=12
12-63=-51
3n=-51
-51/3=-17
n= -17

Answer:n=-17

Step-by-step explanation:

Question 4 (Essay Worth 10 points)
(06.05 MC)

Iris is a botanist who works for a garden that many tourists visit. The function f(s) = 2s + 25 represents the number of flowers that bloomed, where s is the number of seeds she planted. The function s(w) = 25w represents the number of seeds she plants per week, where w represents the number of weeks.

Part A: Write a composite function that represents how many flowers Iris can expect to bloom over a certain number of weeks. (4 points)

Part B: What are the units of measurement for the composite function in Part A? (2 points)

Part C: Evaluate the composite function in Part A for 30 weeks. (4 points)

Answers

Answer:

(a) f (w)=50w+25

b number of flowers for a given number of weeks

(c) f (30)=1525

Step-by-step explanation: hope this helps :)

A function is said to be a composite function when a function is written in another function. The composite function that represents the number of flowers is [tex]f(w) = 50w + 25[/tex] and the number of flowers for 30 weeks is 1525.

Given that:

[tex]f(s) = 2s + 25[/tex]

[tex]s(w) = 25w[/tex]

The number of flowers to bloom over w weeks is calculated using the following composite function: f(w)

[tex]f(s) = 2s + 25[/tex]

Replace s with s(w)

[tex]f(s(w)) = 2(s(w)) + 25[/tex]

Substitute [tex]s(w) = 25w[/tex]

[tex]f(s(w)) = 2(25w) + 25[/tex]

[tex]f(s(w)) = 50w + 25[/tex]

Hence:

[tex]f(w) = 50w + 25[/tex]

The units of the measurement of f(w) is flowers

The number of flower for 30 weeks means:

[tex]w = 30[/tex]

So, we have:

[tex]f(30) = 50 \times 30 + 25[/tex]

[tex]f(30) = 1525[/tex]

Hence, the number of flowers for 30 weeks is 1525

Read more about composite functions at:

https://brainly.com/question/8308119

3. In the figure below, what is m 2 if m26 = 120°?
3\2
41
56
87
educe for classroom use.
A. 60°
B. 90°
C. 120°
D. 150°

Answers

Answer:

C. 120°

Step-by-step explanation:

[tex]m \angle \: 2 = m \angle 6 \\ (corresponding \: \angle s) \\ \\ \because \: m \angle 6 = 120 \degree \\ ...(given)\\ \\ \red{ \bold{\therefore \: m \angle 2 = 120 \degree }}[/tex]

Whats the slope form?

Answers

Answer:

Step-by-step explanation:

slope form = 3/4

Answer:

slope form=3/4

Step-by-step explanation:

slope form is 3/4

Lisa and Mary buy apples and bananas at the store Lisa buys 4 pounds of apples and 3 pounds of bananas and spend $17. Mary buys 5 pounds of apples in 2 pounds of bananas and spend $16. How much does one pound of apples and one pound of bananas cost

Answers

Answer:

the bananas cost 3.00 apples cost 5.00

I have a D in math. May someone please help me with my assignment so I can bring my grade up? Thank you so much! 20 points by the way!!!

Answers

Answer:

$1125

Step-by-step explanation:

you can see on the y graph that the highest point it reaches is more than 1100 dollars so it is $1125.

If the purchase price for a house is $242,934, what is the monthly payment if you put 12% down for a 30-year loan with a fixed rate of 6.7%

Answers

Answer:

I think it is $585.95.

Step-by-step explanation:

Unit test, Part 2: Measurement of Two-Dimensional Figures Please help!!!

Answers

Answer:

Step-by-step explanation:

1. Area of the composite figure = Area of the sector + Area of rectangle

Area of sector = (θ/ 360) x [tex]\pi[/tex][tex]r^{2}[/tex]

From the figure,

θ = 30, and r = 65

Area of sector = [tex]\frac{30}{360}[/tex] x [tex]\frac{22}{7}[/tex] x 65 x 65

                        = 1 1065.55[tex]m^{2}[/tex]

Area of rectangle = length x width

                        = 65 x 4

                       = 260 [tex]m^{2}[/tex]

Area of the composite figure = 1 1065.55 + 260

                                                  = 11325.55

Area of the composite figure is 11326 [tex]m^{2}[/tex].

2.

Circle sector is a section of a disk encompassed by two radii and an arc. The area of the composite figure is 29.9194 m².

What is a sector of a circle?

A circular sector, also known as a circle sector or a disk sector, is a section of a disk encompassed by two radii and an arc, with the minor sector being smaller and the main sector being bigger.

[tex]\text{The area of the sector of the circle }= \pi r^2 \times \dfrac{\theta}{360^o}[/tex]

The area of the composite figure is the sum of the area of the sector of the circle and the area of the rectangle.

The area of the sector of the circle whose angle at the centre of the circle is 30°, while the radius of the circle is the length of the reactangle which is 5.5 cm.

[tex]\text{The area of the sector of the circle }= \pi r^2 \times \dfrac{\theta}{360^o}[/tex]

                                                        [tex]= \pi (5.5)^2 \times \dfrac{30}{360^o}\\\\=7.9194\rm\ m^2[/tex]

Thus, the area of the sector of the circle is 7.9194 m².

The area of the reactangle whose length is 5.5 inches while the width is 4 m.

[tex]\rm \text{Area of the rectangle} = Length \times width[/tex]

                                 [tex]= 5.5 \times 4\\\\= 22\rm\ m^2[/tex]

Thus, the area of the rectangle is 22 m².

Now, the total area of the composite figure can be written as,

Area of the composite figure = Area of the sector of circle+Area of rectangle

Area of the composite figure = 7.9194 +22 = 29.9194 m²

Hence, the area of the composite figure is 29.9194 m².

Learn more about Sector of Circle:

https://brainly.com/question/3432053

Breanna currently has a 75 on her homework assignments. Her teacher will
give her 5 additional points for every extra credit assignment she
completes

Answers

The slope is 5 and the y-intercept is 75.

The y-intercept is where you start (75 for her grade) and the slope is what’s added or subtracted, meaning the change (5 additional points)

Jamie made $1,375 this month. Her bills all totaled $1,285. What was Jamie’s profit this month?

Answers

Answer:

$90 profit

Step-by-step explanation:

1375 - 1285 = 90

Answer:

90profit

Step-by-step explanation:

Write an equation in point slope form of a line passing through 3,6 having a slope of 1/3 ASAP please

Answers

Step-by-step explanation:

hbbuijiiiiiiidontttttknowwwwsorryyyyyyyyyyyy

Find the slope of the line that passes through the points (2,7) and (6,-3)

Answers

-5/2 this is because it is y/x of 7-?=-3 which the ? Is -10 and then 2+?=6 which ? Is 4 so -10/4

Answer:

-5/2

Step-by-step explanation:

m=(y2-y1)/(x2-x1)

m=(-3-7)/(6-2)

m=-10/4

simplify

m=-5/2

3/7 + 1/3 is equivalent to

Answers

Answer:

7/21+9/21=16/21

Hope it helps

Have a good day

Answer:

16/21

Step-by-step explanation:

[tex]\frac{3}{7}+\frac{1}{3}[/tex]

First, make them have a common denominator.

The least common factor of 7 and 3 is 21, so you can do

3/7 * 3/3 = 9/21

1/3 * 7/7 = 7/21

The new expression would be:

[tex]\frac{9}{21}+\frac{7}{21}[/tex]

[tex]\frac{16}{21}[/tex]

So the answer is 16/21

ATTENTION 35 points if you answer this !!!

Answers

Answer:

b

Step-by-step explanation:

HELP ME PLEASE
uh please help quick !!​

Answers

the answer is 12 because 4^2 is 16 minus 4 is 12

Help please! I have to answer what is wrong with this ,but I am getting really confused.

The value of x is 67 because vertical angles are supplementary.

Answers

Answer:

x = 113

Step-by-step explanation:

Vertical angles are congruent. To the left of 113 would be 67 but x is not.


A group of 9 friends go out to dessert and spend $72.45 including tax.
which costs $8 or a fruit salad which costs $5. The tax on the bill was
ice cream sundae and how many ordered a fruit salad?

Answers

I’m not sure about this one but you previous ques was solved

(X+40) (3x-20)

Just multiply them first

3x^2 - 20x + 120x - 800

3x^2 - 100x - 800

solve for x ( angle solving )

Answers

Answer:

24°

Step-by-step explanation:

x + 9° + 147° = 180° ( being linear pair)

x = 180° - 156°

x = 24°

Jay has two boards. The length of the first board is 1 and 2-thirds feet, and the length of the second board is 5-eighths foot. Jay estimates that the combined length of the boards must be less than 2 feet.

Answers

she is not correct, since the combined length of both boards is more than 2 feet

Cody broke a mile run into 12 Parts the parts he did 20 push-ups what fraction of a mile did he run in each part

Answers

Answer:

1/6th

Step-by-step explanation:

Solve the inequality 2x + 9 > 19 - 8x

Answers

x> 1

i hope it helps you ❤️❤️❤️

i need help asap plz

Answers

Answer:

Step-by-step explanation:

The sides of a 45°-45°-90° triangle are in the ratio 1:1:√2

The side opposite the 90° angle is 12√2.

a = c = (12√2)/√2 = 12

The sides of a 30°-60°-90° are in the ratio 1:√3:2.

The length of the side opposite the 30° angle is 12 units.

d = length of side opposite 60° angle = 12√3 units

b = length of side opposite the 90° angle = 2×12 = 24 units

Plz, HELP me with this question! Plz, HELP me with this question!

Answers

C is the correct answer

Ty raised $84 to support the animal shelter, which is 30% of his fundraising goal. What is Ty's fundraising goal?

Answers

The answer is 109.20

BIG IDEAS MATH Chapter 8: Surface Areas of Pyramids > Section Exercises 8.3 > Exercise 7 Previous 7 Item 4 Find the surface area of the pyramid. The side lengths of the base are equal. The surface area is (blank) square yards.

Answers

Answer: c

Step-by-step explanation:

Answer:

hsuxj

Step-by-step explanation:

732

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