All Questions ⁺⁰225612 Questions

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seam burns 9 calories per minute

seam burns 9 calories per minute when he runs. how many calories does he burn if he runs for 45 minutes?

Guest May 25, 2023

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system

Find the ordered triple (p,q,r) that satisfies the following system:
p - 2q = 3
q - 2r = -2 + q
p + r = 9 + p read more ..

Guest May 25, 2023

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Coefficient

Find the coefficient of y^4 in the expansion of (2y-5+3y^2)^6.

Guest May 25, 2023

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system

Find the ordered quintuplet (a,b,c,d,e) that satisfies the system of equations
a + 2b + 3c + 4d + 5e = 41
2a + 3b + 4c + 5d + e = 15
3a + 4b + 5c + 1d + 2e = 34 read more ..

Guest May 25, 2023

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Surface Area

Question: The sum of the areas of a polyhedrons faces is:

Guest May 25, 2023

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Estimate the product of 3.98 and 49.45

Estimate the product of 3.98 and 49.45

Guest May 25, 2023

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help hard geo

I dont get it
Let ABCD be a trapezoid with bases AB and CD. Let P be a point on side CD, and let X, Y be the feet of the altitudes from P to AD, BC respectively. Prove that if AD = 5, BC = 7, AB = 6, CD = 12, and CP/PD = read more ..

Guest May 25, 2023

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help please!

How many numbers are in the list 433, 429, 425, ..., -103, -107?

Guest May 25, 2023

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question about temperature

Guest May 25, 2023

May 24, 2023

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need help now!

Real numbers a and b satisfy a + ab = 250 a - ab = -240
Enter all possible values of a, separated by commas.

Guest May 24, 2023

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a question

Real numbers a and b satisfy
Enter all possible values of separated by commas.

Guest May 24, 2023

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system

At a cafeteria, Mary orders two pieces of toast and a bagel, which comes out to $3.15. Gary orders a bagel and a muffin, which comes out to $3.50. Larry orders a piece of toast, two bagels, and three muffins, which comes out to $8.15. How many cents does read more ..

Guest May 24, 2023

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geometry

Let B, A, and D be three consecutive vertices of a regular -gon. A regular heptagon is constructed on line AB with a vertex C next to A. Find angle BCD in degrees.

Guest May 24, 2023

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For certain

For certain
values of and the system. What are the values of K an M, so that it is an infinite solution.

Guest May 24, 2023

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math

Suppose that 12 inches of wire costs 48 cents. At the same rate, how much (in cents ) will 39 inches of wire cost?

Guest May 24, 2023

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help help

In triangle ABC, point X is on side BC such that AX=13,BX=10,CX=10, and the circumcircles of triangles ABX and ACX have the same radius. Find the area of triangle ABC.

Guest May 24, 2023

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system

I need help with this
For certain values of k and m, the system
3a + 2b = 2
6a + 2b = k + 3a + mb read more ..

Guest May 24, 2023

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help solve

Im having trouble with this
One ordered pair (a,b) satisfies the two equations ab^4 = 48 and ab = 72. What is the value of b in this ordered pair? (Note: you may have to use the Tab key to get your cursor into the middle answer box read more ..

Guest May 24, 2023

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