If w = -2 and v = -8, which of the following expressions shows the values correctly substituted in for the variables in the expression w2 - v + 1?

(-2) 2 - (-8) + 1
(-2) 2 - (8) + 1
-2 2 - (-8) + 1
-2 2 - 8 + 1

Answer:

the first one

(-2) 2-(-8)+1

Can you describe how to write 4,638,000,000 in scientific notation

x - 3y = 0 a direct variation?
If yes, identify the constant of variation

GUYS HELP NOW PLEASE

The ratio of males to total students in a mathematics class is 3 to 30. What fraction of the class is female?

27/30

30/18

12/18

12/30

30/12

The ratio of males to total students in a mathematics class is 3 to 30. What percent of the class is female?
30%
90%
12%
40%
17.
Select the fraction, decimal, or percent that is NOT equivalent to the others.
0.60
6%
0.6

The 25 students in Mr. Byers 6th grade class each donated $3.00 for Mr. Byers' end of year gift. When Julie went to purchase the gift, she added an extra $20.00. How much money was spent on Mr. Byers' gift?
A. $55
B. $65
C. $75
D. $95

I need the Answer ASAP. Sally wants to make a costume that has 2 different color fabrics. The yellow fabric is 3 yards long and is used on 65% of the final dress. How long is the pink fabric?

2. A company making backpacks charges $39.99 for each backpack. It costs $12.55 to make each backpack. The company can make backpacks in multiples of 10 and there is $ 900 dollars in fixed costs. The company wants to make at least $ 3000 profit each week.

A) If x represents the number of backpacks sold, write an expression to represent the total amount taken in by customers who buy the backpacks?

B) If x represents the number of backpacks sold, write an expression to represent the cost that it takes to produce x backpacks before the fixed costs are taken into account.
C) Write an inequality to represent the situations above. ( Selling Price of x backpacks minus cost of x backpacks minus fixed costs has to be greater than or equal to the profit)

D) Draw a number line incremented in multiples of ten to represent the number of backpacks that must be sold to make$3000 dollars in profit.

NUmber 3: (look at picture) 10 points

Which statements are true about opposites? Choose all that apply.

ASAP! 20 Points!
85.12 meters and 68.298 meters wide, How many longer is the length than the width?

Please help me out for the second time. I asked this question 20 minutes ago and no one replied. I'LL GIVE BRAINLESS

What does Point P on the number line represent? (Use the hyphen for negative numbers, such as −9)

Number line from negative 8 to positive 10 in increments of 1 is shown. Only the even numbers are labeled. A point labeled P is placed at the third tick mark to the left of 0.

Numerical Answers Expected!

Answer for Blank 1:

3(x - 4) + 6 = 2x + 2 + 7

Halpppp plsssssss i need help

Solve for x in the simplest form.

11=1/3(10x+15)

Need helpp fastt plss will give brainliest to who is correct plss helpp

I need answers ASAP.
Chad paid $54 at a sale on shoes at Journey’s. This was the price after a 40% discount. What was the original price?

need help will give brianly

Jason has 4 tiles. Each tile has a number printed on it. The numbers are 2, 3, 6, and 8. A decimal number is formed using the tiles and the clues. Find the number. Clues: 1. The digit in the tens place is the greatest number. 2. The digit in the tenths place is less than the digit in the hundredths place. 3. The digit in the ones place is greater than the digit in the hundredths place.

Find the approximate length of the track, including the straight and circular sections

a small town with an area of 585 square miles has a population of 15,210 residents which rate best represents the relationship between the population of the small town and the area of the small town.
a.15,210 residents per square mile
b.26 square miles per residents
c.585 square miles per resident
d.26 residents per square miles

PLEASE HELP!!!!!!!
DONT ANWSER IF YOU DONT KNOW THE ANWSER

Tom and Jack spend a certain amount of money from their accounts each week at a pet shelter.

The table shows the relationship between the amount of money (y) remaining in Tom's account and the number of weeks (x):

Function 1:


Number of Weeks
(x) Amount Remaining (dollars)
(y)
1 60
2 53
3 46
4 39


The equation shows the relationship between the amount of money, y, remaining in Jack's account and the number of weeks, x:

Function 2:

y = –8x + 60

Which statements states and explains which function shows a greater rate of change?
Function 1, because Tom spends $7 each week and Jack spends –$8 each week
Function 1, because Tom spends $21 each week and Jack spends $52 each week
Function 2, because Jack spends $60 each week and Tom spends $21 each week
Function 2, because Jack spends $8 each week and Tom spends $7 each week

Please help ASAP Plzzzz

-12=3(w-8)+3w what is w

A carpenter needs 36 screws that are 1.5 inches long, 24 screws that are 2 inches long, and 12 screws that are 2.5 inches long.

There are three different sized screws shown. The screws are marked two and a half inches, two inches, and one and a half inches.

What is the ratio of 1.5-inch screws to 2.5-inch screws, written in three different ways? Do not reduce.

x + 5 = 7.
What step should be performed on both sides of this equation to find the solution?
Add 5.
Subtract 5.
Add 7.
Subtract 7.

Write the equation of a line that safely lands the plane. *See image*

heeeeeeeeeeeeeeeeeeeelllllllllllllllllllllllllllllllllpppppppppppppppppppppppppppppppppp

A Cool Blue Gatorade has a mass of 30g and a volume of 355 mL. What is the density of the Cool Blue Gatorade?

How many millimeters are in 3.2 centimeters?
.32
320
32 mm
3.2
22.
If there are 10 millimeters for every 1 centimeter, what fraction of a centimeter is a millimeter?
2.54
1/10
10
2.45

-5/10 and -4/8

not equivalent

equivalent