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MATH SOLVE
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Ms. Johnson asked her class to write anequivalent expression to14 − 9 + 21 − 7 + 2. Riley wrote the expression7(2 − 3 − 1) − 7 Ahmad wrote the expression7(2 − 3 − ) − 7 Ariana wrote the expression7(2 − 3 − ) − 7Who is correct? Explain how you know.
General
2 months ago
Go Math Math Homework Lesson 8.4
General
2 months ago
The amount of radioactive substance left at the end of x days can be represented by an exponential function. The initial amount is 100 grams, and the amount left after three days is 72.9 grams. Which function models the amount of radioactive substance left at the end of x number of days?a.f(x)=0.85^xb.f(x)=0.90^xc.f(x)=100(0.85)^xd. f(x)=100(0.90)^x STEPS PLEASE WITH THE ANSWER!! I WAS NEVER TAUGHT THIS!!!!
General
2 months ago
Triangle XYZ is reflected over its hypotenuse to create a kite.What is the approximate distance from Y to Y’? Round to the nearest tenth.A. 4.6 unitsB. 5.4 unitsC. 8.0 unitsD. 9.2 unitsCan someone please explain how to do this?
General
2 months ago
ONE GEOMETRY QUESTION PLEASE I'M FAILING AND HAVING A MENTAL BREAKDOWN AS WE SPEAK AAAAAAA AAAAAAAAAAhelp me i wanna graduate i got 40 something days please please please please please please please please my mom will disown me if i don't the woman already wants to kick me out i need help just this one please i ha ve a 37 in geometry this is the only class im failing help
General
2 months ago
PLEASE ANSWER + BRAINLIEST !!!Karen's New Year's resolution is to work out each day on her elliptical. The number of calories she has burned each day since she started is shown below. Write a rule for the sequence, and find the number of calories that Karen will burn on the 30th day.
General
2 months ago
A school is purchasing snacks for a summer program. The company charges $1.50 per snack plus a fixed delivery charge. There are 25 students who receive a snack. If the school spends $42.25, how much does the company charge for delivery?
General
2 months ago
You have a part-time job. One day your boss offers to pay you either 2h−1 or 2h − 1 dollars for each hour h you work that day. Complete the table. Which option should you choose? Explain.I filled in the first part of the table I just need help on the second part.
General
2 months ago
find the area of the trapezoid 9 m 15m 20m I think you have to have three areas I'm not sure can you anybody show me how to do this and how you find out the area this show your work please I will mark brainiest
General
2 months ago
hi,i need help with figuring out how to solve real world word problems with polynomial and integer expressions.Thankyou
General
2 months ago
suppose that you see a flock of birds at an angle of elevation pf 32 degrees. If the birds are at an altitude of 12,000 feet, and if your eye level is 6 feet above the ground, then what is your horizontal distance from the birds?
General
2 months ago
there are a total of 510 calories in 6 ounces of Turkey and one slice of pumpkin pie. there is a total of 580 calories in 4 ounces of Turkey and two slices of pumpkin pie. How many calories are there in one ounce of turkey and one slice of pumpkin pie
General
2 months ago
interest rate 6.5%, time 18 months, simple interest $828.75 what is the principal
General
2 months ago
Jimmy has studied 22 hours over the last 10 days for the ACT. He studied either 2 hours a day or 3 hours a day. During the 10 day period, how many days did Jimmy study for three hours a day? A) 1 B) 2 C) 3 D) 4
General
2 months ago
Application of maximization suppose a right triangle with hypotenuse of 12 meters has sides a and b label each sideDetermine a formula that represents the area of this triangle using variables a and brewrite the formula using only one variable. This can be done by first determining a relationship between a and b and then making a substitution domain and range
General
2 months ago
Salesman Randy gets fixed salary of $2,000 per month and a commission of 2% on sale. If total sale is $30,000 for the month, find his total salary for the month?
General
2 months ago
The image of a parabolic mirror is sketched on a graph. The image can be represented using the function y = 1/8x2 + 2, where x represents the horizontal distance from the maximum depth of the mirror and y represents the depth of the mirror as measured from the x-axis. How far away from the maximum depth is a point on the mirror that is 7/8 inches in depth?3 inches4 inches5 inches6 inch
General
2 months ago
Sketch the curve. r = 4 + 2 cos(θ) webassign plot webassign plot webassign plot webassign plot correct: your answer is correct. find the area that it encloses.
General
2 months ago
Can someone help please? ASAP! (17 pts and brainliest)A supplier sells 2 1/4 pounds of MULCH for every 1 1/3 pounds of GRAVEL. If the supplier sells 172 pounds of both MULCH and GRAVEL combined, How many pounds of MULCH did he sell? (Explain)
General
2 months ago
Which best describes the transformation that occurs from the graph of f(x) = x2 to g(x) = (x – 2)2 + 3?right 2, up 3left 2, down 3right 2, down 3left 2, up 3
General
2 months ago
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