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30x+50y=420 15x+35y=220 Use elimination method
answered
Sep 11, 2024
Mathematics
college
2
votes
229k
views
A private museum charges $40 for a group of 10 or fewer people. A group consisting of more than 10 people must, in addition to the $40, pay $2 per person for the number of people above 10. For example,
answered
May 27, 2024
Mathematics
college
1
vote
115k
views
Evaluate 4x + 5y, when x = 7 and y = 10 My Explanation: So, I picked 78. But the whole issue is that I can’t specifically “work it out”. Question: How do you get 78? If you can give a kind answer, thank
answered
Nov 28, 2023
Mathematics
high-school
6
votes
88.5k
views
Match the r-value with the scatterplot.r-value of 0.95 best matches with scatter plot Answerr-value of -0.89 best matches with scatter plot Answerr-value of -0.26 best matches with scatter plot Answerr-value
answered
May 3, 2023
Mathematics
college
7
votes
104k
views
An object moves according to a law of motion, where, its position is described by the following function, s = f(t) = t^4 - 4t + 1. The time t is measured in seconds and s in meter.a. Sketch the velocity
answered
Mar 11, 2023
Mathematics
college
4
votes
205k
views
What is the initial reactant for a fusion reaction in the sun? a) Iron-56 b) Hydrogen-1
answered
Jul 5, 2022
Chemistry
high-school
4
votes
181k
views
A coin is tossed twice. Let Z denote the number of heads on the first toss and W the number of heads on the second toss. If the coin is unbalanced and a head has a 40% chance of occurring, find
answered
Jun 9, 2022
Mathematics
college
5
votes
93.7k
views
Which is the solution
answered
May 10, 2022
Mathematics
high-school
11
votes
114k
views
Lucy wrote a pattern using the rule "Subtract 3." The first two numbers in her pattern were 36 and 33. Which answer choice is a number that is part of Lucy's pattern?
answered
May 9, 2022
Mathematics
high-school
4
votes
154k
views
Help fast it is due soon
answered
Mar 27, 2022
Mathematics
high-school
3
votes
116k
views
for part a determine whether the triangles are congruent by SSS or SAS they are not congruent select not congruent congruent complete the congruency statement for part B if it’s like to not congruent then
answered
Jan 11, 2022
Mathematics
high-school
3
votes
110k
views
The measure of an obtuse angle is greater than 90 degrees but less than 180 degrees.
answered
Nov 11, 2021
Geography
college
4
votes
64.4k
views
Solve each equation by completing the square n2 + 4n - 12 - 0
answered
Sep 22, 2021
Mathematics
middle-school
3
votes
100k
views
ASAPP!! Points Q and R are midpoints of the sides of triangle ABC. What is AQ? 10 units 14 units 20 units 32 units
answered
Sep 19, 2021
Mathematics
middle-school
1
vote
50.3k
views
Select all of the following that are salts. - NaNO3 - (NH4)2SO4 - H2SO4 - NH3 - NH4OH - NaCl - NH4Cl
answered
Aug 7, 2021
Chemistry
middle-school
5
votes
84.8k
views
Now that you have worked through a lot of material that includes these basic patterns, and you have compared grammatically correct and incorrect sentences, write down what you think is a rule that could
answered
Jul 10, 2021
Spanish
middle-school
5
votes
125k
views
Where is the point 7-10 located in the coordinate plane ?
answered
Jun 24, 2021
Mathematics
college
6
votes
114k
views
Calculate the amount of oxygen gas collected by the displacement of water at 14◦C if the atmospheric pressure is 790 Torr and the volume is 5 L. The vapor pressure of water at 14◦C is 12 Torr. 1. 0.217
answered
May 20, 2021
Chemistry
high-school
6
votes
204k
views
11. In which point of view does the narrator use the pronouns "I, me, my..." etc.? a. 1st person b. 2nd person C. 3rd person limited D. 3rd person omniscient
answered
Feb 25, 2021
English
high-school
1
vote
34.5k
views
Sidney cuts 6 slices of bread. She splits them evenly among p plates. Write an expression that shows how many slices are on each plate.
answered
Nov 12, 2020
Mathematics
high-school
7
votes
217k
views
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