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An element with mass 730 grams decays by 27.6% per minute. How much of the element is remaining after 12 minutes, to the nearest 10th of a gram?
General
4 months ago
Which statements are true the ordered pair (1, 2) and the system of equations? y=−2x+47x−2y=3 HELP ASAP! WILL GIVE BRAINLIEST
General
4 months ago
HELP PLEASE I WILL GIVE BRAINLIEST AND 35 POINTS!!!!!!!!!!!!!!!!!!!!!!!Which statements are true about the ordered pair (−1, 5) and the system of equations?{x+y=4x−y=−6Select each correct answer.The ordered pair (−1, 5) is a solution to the first equation because it makes the first equation true.The ordered pair (−1, 5) is a solution to the second equation because it makes the second equation true.The ordered pair (−1, 5) is not a solution to the system because it makes at least one of the equations false.The ordered pair (−1, 5) is a solution to the system because it makes both equations true.
General
4 months ago
Enzo and Zahra are playing a game. Their scores for five games are shown in the table below. Enzo’s and Zahra’s Scores Enzo’s Scores 39 47 46 50 38 Zahra’s Scores 37 33 45 30 45 Enzo’s mean score is 44. Zahra’s mean score is 38. The difference between the mean scores is about how many times the mean absolute deviation of the data sets, to the nearest whole number?
General
4 months ago
The table shows the outputs y for different inputs x: Input (x) 5 6 7 8 Output (y) 2 5 8 11 Part A: Do the data in this table represent a function? Justify your answer. (3 points) Part B: Compare the data in the table with the relation f(x) = 2x + 13. Which relation has a greater value when x = 7? (2 points) Part C: Using the relation in Part B, what is the value of x if f(x) = 75?
General
4 months ago
Need help!Two supporting reasons are missing from the proof. Complete the proof by dragging and dropping the appropriate reasons into each of the empty boxes.Given: m∥n m∠3=120°Prove: m∠8=60° Statements Reasons m∥n m∠3=120° Given∠5≅∠3 __________m∠5=m∠3 Angle Congruence Postulatem∠5=120° Substitution Property of Equalitym∠8+m∠5=180° Linear Pair Postulatem∠8+120°=180° ___________ m∠8=60° Subtraction Property of Equality Answer choices: 1. Angle Addition Postulate2. Alternate Interior Angles Theorem3. Substitution Property of Equality4. Alternate Exterior Angles Theorem
General
4 months ago
Solve the system by elimination. SHOW WORK-2X + 2Y + 3Z=0-2X - Y + Z=-32X +3Y +3Z=5
General
4 months ago
At a gymnastics meet, twenty gymnasts compete for first, second, and third place. How many ways can first, second, and third place be assigned? Third place has been announced. In how many ways can the remaining two places be assigned? Third and second places have been announced. In how many ways can first place be assigned?
General
4 months ago
What is PQ ? Enter your answer as a decimal in the box. units The figure shows what appears to be acute triangle M N O. Point P is on side N O. Double tick marks pass through segments N P and P O. Point Q is on side O M. Single tick marks pass through segments O Q and Q M. Segment P Q is drawn. The length of side M N is 14.4.
General
4 months ago
ellipsis a set of three dots at the end of a number used to indicate that the number will infinitely continue in the same patternirrational number a number that, when in decimal form, does not terminate or repeatrational number a number that can be written as a ratio in fraction formrepeating decimal a decimal whose digits to the right of the decimal point repeat indefinitelyterminating decimal a decimal that endsvinculum a horizontal bar used in mathematical notation; in fractions, it is the bar that separates the numerator from the denominator; in repeating decimals, it indicates a group of repeating numbers
General
4 months ago
PLEASE HELP!!!!!! WHICH OF THE FOLLOWING IS A CORRECT EQUATION FOR THE LINE PASSING THROUGH THE POINT (-2 1) AND HAVING SLOPE M = 1/2
General
4 months ago
A supporting goods store sells 2 fishing reels and 5 fishing rods for $243. Later, they still 8 fishing reels and 6 fishing rods for $538. Find the price of each item.
General
4 months ago
BRAINLIEST!!Joseph is creating a dilation through point B with a scale factor of 2. Which statements about the dilation are correct? Check all that apply. answers are on the second image
General
4 months ago
The Comegna family wants to build a human pyramid when they go to the beach this summer. They will put one person on top and add 2 more people for each descending row. a. How many people will be in the seventh row?PLEASE HELP!! the rest are in the attachment
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4 months ago
Can someone help me with these four questions? They're the pictures (including possible answers)
General
4 months ago
4(3x-12)=5 (2x+6)Break down how to solve this
General
4 months ago
What is the range of y = sin θ ? [–1, 1] [0, ∞) all real numbers 2π
General
4 months ago
PLEASE HELP!!!!!!!!!!!The latest online craze is a new game, Khan on Seven. You get 100 points for playing the game. In addition, you get 50 points for each seven-letter word you are able to make with the ten letters you are given. The game leader currently has 17,950 points. Sal wants to break the record and needs 18,000 points or more to do so.Write an inequality to determine how many seven-letter words, w, Sal will need to make to break the record.Identify which graph represents the solution set to this inequality.
General
4 months ago
6. Food Express is running a special promotion in which customers can win a free gallon of milk with their food purchase if there is a star on their receipt. So far, 147 of the first 156 customers have not received a star on their receipts. What is experimental probability of winning a free gallon of milk? A. 11/156 B. 49/52 C. 2/39 D. 3/52*****?
General
4 months ago
If sin theta = -0.7660, which of the following represents an approximate value of tan theta, for 180 degrees < theta < 270 degrees?
General
4 months ago
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