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Post New Question
All Questions
+0
229750 Questions
0
362
2
homework
Collins Middle School has 248 sixth grade students. If the sixth grade is 40% of the total school, how many students are in the middle school?
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Guest
Nov 16, 2021
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189
0
Geometry
In Triangle SPT, Q is on SP and R is on PT. We know PQ = 8, QS = 4, ST = 9, and PR = QR = 7. Find all possible values of RT.
Guest
Nov 16, 2021
0
330
1
Algebra
Patricia is trying to solve the following equation by completing the square:
25x^2 + 40x - 10 = 0
She successfully rewrites the above equation in the following form:
(ax + b)^2 = c,
read more ..
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Guest
Nov 16, 2021
0
215
1
Number Theory
How many positive integers less than or equal to 6*7*8*9 solve the system of congruences:
m = 5 (mod 6)
m = 4 (mod 7)
read more ..
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Guest
Nov 16, 2021
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281
3
help solve this equation
8(x+15)=12x
im confused on how to start it.
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Guest
Nov 16, 2021
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252
3
fast! need this for a last answer
what graph shows the solution for no solution
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Guest
Nov 16, 2021
0
261
0
+15
Connecting Lines
hi y'all!
is there anyone here who knows what functions I will need to add in order to connect these two lines? thank you in advance!
Amiasu123
Nov 16, 2021
0
1
305
1
need help with Number Theory
How many positive integers less than or equal to 6*7*8*9 solve the system of congruences:
m = 5 (mod 6)
m = 4 (mod 7)
read more ..
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Guest
Nov 16, 2021
0
305
1
Domain question
If f(x) is a function whose domain is [-25,5] and g(x) = f(x^2), then the domain of g(x) is an interval of what width?
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Guest
Nov 16, 2021
0
407
4
help plss
han says that the value of the 7 in 735,208 is 10 times the value of the 7 in 137,342 is this correct??
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Guest
Nov 16, 2021
0
338
1
plz help with system
Consider the system of equations
5x + y = 31
3x + 4y = -37
Take your expression for y from part (a), and substitute it into the second equation. Solve for x and y.
read more ..
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Guest
Nov 16, 2021
0
315
1
Graphing question
The graph of the equation y = Ax^2 + Bx + C , where are A, B, C integers, is shown below. Find A + B + C.
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Guest
Nov 16, 2021
0
161
0
Algebra question
Find the unique pair of real numbers (x,y) satisfying
(3x^2 + 6x + 5)(2y^2 + 8y + 10) = 4.
Guest
Nov 16, 2021
0
391
1
Trig question
Let P, Q, R, and S be the terminal points on the unit circle below, and let theta be an angle such that P is the terminal point of theta:
Order
read more ..
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Guest
Nov 16, 2021
0
293
1
math
Josh's horse ran 1.4 miles in 2.8 minutes. What was his speed per minute?
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Guest
Nov 16, 2021
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164
0
Probability
A bank card personal identification number (PIN) consists of four digits and digits can be repeated. Determine the probability that a code starts with a 211.
Guest
Nov 16, 2021
+1
414
4
+99
Advanced Quadratics Help Pls
Can Someone help me on this problem
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Jxalskdfjarkfhqwio3r
Nov 16, 2021
0
298
1
Positive integers
If a, b, and c are positive integers satisfying ab + c = bc + a = 13 and ac + b = 41, what is the value of a + b + c?
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Guest
Nov 16, 2021
Nov 15, 2021
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307
1
Isosceles triangle
The lengths of the sides of isosceles triangle ABC are 3x + 62, 7x + 30, and 5x + 60 feet. What is the least possible number of feet in the perimeter of ABC?
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Guest
Nov 15, 2021
0
337
1
math help please URGENT
Meredith is collecting petition signatures outside of a shopping mall to put an issue on the ballot during the next election. During the first 29 minutes, she has collected 8 signatures. If she continues to collect signatures at this rate,
read more ..
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Guest
Nov 15, 2021
0
297
1
Geometry
Three tangent circles of radius 10 cm are drawn. All centers lie on the line AB. The tangent AC to the right-hand circle is drawn, intersecting the middle circle at D and E. Find the length of the segment DE.
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Guest
Nov 15, 2021
0
349
1
+592
Trigonometry
A 2.2m by 4.6m ramp is constructed in such a way that the incline of the shorter edge to the horizontal is 30o.
(a) How high is the top edge of the ramp?
(b) Calculate the angle between a diagonal of the ramp and the horizontal.
I'm just
read more ..
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Logarhythm
Nov 15, 2021
0
238
1
help plz
A 100-foot rope is cut into three pieces. The first piece is three times as long as the second, and the third piece is 30 feet shorter than the second. How many feet long is the shortest piece?
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Guest
Nov 15, 2021
0
329
1
Algebra
For what values of j does the equation (2x + 7)(x - 5) = -43 + jx + x^2 have exactly one real solution? Express your answer as a list of numbers, separated by commas.
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Guest
Nov 15, 2021
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