how can you use properties of operations to evaluate expressions?

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When evaluating an expression, proceed in this order:

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Helene spends 15% of her budget on transportation expenses. Enter this percent as a decimal and as a fraction in simplest form.


15% written as a decimal is ______ and written as a fraction is ________

Write and then evaluate an expression for the following number line

A number line from negative three to three is shown. An arrow starts at zero and goes to negative two. It is labeled move two units left. A second arrow starts at negative two and goes to two. It is labeled then move four units right.
Enter the correct answers in the boxes.

4 x 9.4
Pls SOLVE and EXPLAIN how you got this
Pls answer Quickly

Given F(x) =3x+2 and g(x) = 2x2 , find the following composite functions:
a. (g*f)(3)
b. (f*g)(x)

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Look at pic what next

At a restaurant, Brianna and Naomi each order an appetizer for $6.50 and an entree for $9.75. They decide to leave a 20% tip based on the total bill before tax. What is the total value of the tip they will leave?
(btw thank you to whoever helps me) :)

Determining Proportionality
Mr. Samuuel Salesman is paid $125 a month. He also earns $50 for every vacuum he sells.

I need to find an equation, a table, and a graph

The box plots show the weights, in pounds, of the dogs in two different animal shelters.

Weights of Dogs in Shelter A
2 box plots. The number line goes from 6 to 30. For the weights of dogs in shelter A, the whiskers range from 8 to 30, and the box ranges from 17 to 28. A line divides the box at 21. For shelter B, the whiskers range from 10 to 28, and the box ranges from 16 to 20. A line divides the box at 18.
Weights of Dogs in Shelter B

Which is true of the data in the box plots? Select three choices.
The median weight for shelter A is greater than that for shelter B.
The median weight for shelter B is greater than that for shelter A.
The data for shelter A are a symmetric data set.
The data for shelter B are a symmetric data set.
The interquartile range of shelter A is greater than the interquartile range of shelter B.

Scientists are studying the effects of increased temperature, which causes bleaching on coral reefs. A scientist dives at two different reefs, one located 34 1/2 feet below sea level and one at 26 1/4 feet below sea level.

what is 9 to the 2nd power - (6 to the 2nd power x 2)-1

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Solve.

w−(−2/3)=1.06

Enter your answer as a fraction in simplest form in the box.

help pls What additional information is required to prove the triangles are congruent using ASA?
Since vertical angles are congruent assume:

Which number line best shows the position of square root of 13?

Number line with numbers negative 4, negative 3, negative 2, negative 1, 0, 1, 2, 3, 4 labeled. A dot is made at 1.3 and labeled as square root of 13.
Number line with numbers negative 4, negative 3, negative 2, negative 1, 0, 1, 2, 3, 4 labeled. A dot is made at 2.6 and labeled as square root of 13.
Number line with numbers negative 4, negative 3, negative 2, negative 1, 0, 1, 2, 3, 4 labeled. A dot is made at 3.6 and labeled as square root of 13.
Number line with numbers negative 4, negative 3, negative 2, negative 1, 0, 1, 2, 3, 4 labeled. A dot is made at 4.3 and labeled as square root of 13.

A farmer has 200 feet of fencing to construct a rectangular pen up against the straight side of a barn, using the barn for one side of the pen. The length of the barn is 150 feet. Determine the dimensions of the rectangle of maximum area that can be enclosed under these conditions. (Hint: Be mindful of the domain of the function you are maximizing.)

The function below represents the monthly power consumption for a turbine blade manufacturing factory, where f(x) is the total power consumption, in kW, and x is the number of turbine blades produced.

The total power consumed to produce 15 turbines is ___ kW.

If 7,830 kW of power are consumed, then ___ turbines would be manufactured.

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A TV has an original price of $499. Find the new price given a 10% increase.

All the dimensions of a cuboid are whole numbers, and its volume is 24 units^3. Which one of the following could NOT be one of its dimensions?
A.) 3
B.) 4
C.) 5
D.) 6
First Person who gets it right and EXPLAINS will get branliest! :-)

Help with slope assignment

if I only have 1/3 cup of oil but i need 1/2 cup how much more oil do i need?

Donna sells beaded necklaces. Each large necklace sells for $5.20 and each small necklace sells for $4.90. How much will she earn from selling 3 large necklaces and 4 small necklaces?

what is bigger 5.62 or 5.5

Please help me and please answer correctly. last try, please

First Person to answer gets the brainiest crown!
27.3 + 4.65 − 0.12

Find the sum.

−7+(−24

Math.nowplsansweribeglol

The graph shows the number of quarts picked and the amount of money the customer paid.

Part A
What is the constant of proportionality, and what does it mean in this situation?

Part B
Write an equation that represents the proportional relationship shown in the graph.