Answers by Matt Mangold
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Answers by Matt Mangold

Answers by Matt Mangold
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Find the Rate of Change
answered Dec 21, 2023
1 vote
208k views
A triangle has an area of 156 square millimeters and a base of 16 millimeters. What is the height?
answered Nov 14, 2023
9 votes
148k views
Brie completed 4/9 of her math problems after school. She completed 1/3 of her math problems in the evening. What fraction of her math problems are completed?
answered Aug 26, 2023
2 votes
183k views
A positively-charged rod is held near to, but not touching, an uncharged metal sphere. The sphere is briefly now connected to earth. The rod is removed. Which statement about the charge on the sphere is
answered Apr 12, 2023
1 vote
121k views
What is the equation of the line that passes through the point (-3,-8) and has a slope of 4?
answered Feb 16, 2023
5 votes
206k views
Consider the following argument, which is in symbolic form: P&~Q PvQ .:Q→P Use the truth table method to determine if the argument is valid or invalid. Also construct a 5×5 truth table. Explain how the
answered Jan 17, 2023
3 votes
98.0k views
To celebrate getting a new job, Marco went out for a dinner that cost $100. If the local sales tax is 6% and Marco left a 15% tip on $100, what was the total cost of his meal?
answered Nov 15, 2022
6 votes
96.8k views
Which of the characteristics did not help John F. Kennedy appeal to Americans as he ran for President?
answered Nov 12, 2022
6 votes
31.8k views
Challenge: In this cartoon, the final price of Cathy’s sweater after all the discounts was $2.50. Assume that Cathy got 20% off her Holiday Bonus Bucks. What was the original price of the sweater?
answered Oct 23, 2022
11 votes
177k views
Solve for X and round to the nearest hundredth
answered Jul 2, 2022
1 vote
115k views
Help plz!!!!!!!!!!!!!!!!!!!!!!!
answered Apr 19, 2022
7 votes
3.3k views
Please help me if you know how to do it
answered Oct 6, 2021
3 votes
189k views
What is the equation of a line that is perpendicular to y = 4x + 6 and it passes through the point (8, 12)
answered Sep 12, 2021
0 votes
135k views
What is the value of x in the equation 3x - y = 18, when y= 27? O 5 O 7 O45 O 63
answered Aug 24, 2021
1 vote
201k views
12 (1)/(3) / 2 ​
answered Aug 23, 2021
2 votes
185k views
-100x - 100 = 0 -100x = ? x = ?​
answered Aug 18, 2021
3 votes
119k views
What is the equation for the graph shown? a. y=2x+6 b. y=-1/2x+6 c. y=-2x+6 d. y=-2x+3
answered Jul 21, 2021
4 votes
209k views
One more piece of information is given than is necessary for solving the problem. Identify this unnecessary piece of information. Then solve the problem. An architect is designing a house. The scale on
answered May 1, 2021
4 votes
91.6k views
Which of the following expressions represent a quotient? 6 + 3 6 - 3 6 divided by 3 6 . 3
answered Mar 24, 2021
7 votes
184k views
Shelley and David have a sweet tooth. Shelley spent \$2.65 for 15 sour keys and 2 chocolate bars. David bought 3 chocolate bars and 10 sour keys for \$3.35 at the same store. Find the cost of each chocolate
answered Jan 11, 2021
2 votes
34.2k views
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