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Post New Question
All Questions
+0
234765 Questions
0
413
1
system question
\[\begin{cases} z^x = y^{2x} \\ 2^z = 2(4^x) \\ x+y+z = 16 \end{cases} \]
Find the integral values of \(x\), \(y\), and \(z\) satisfying the system of equations above. Submit \(xyz\).
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Guest
Jan 26, 2021
0
457
1
TAble soon
If the cocoa to water ratio for a hot chocolate recipe is 1 tablespoon cocoa to 1⁄4 cup water, how much water do you need if you use 1.5 tablespoons of cocoa?
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Guest
Jan 26, 2021
0
434
2
+4
There were 18 children at the playground. This was 60% of the people there. How many people were at the playground?
There were 18 children at the playground. This was 60% of the people there. How many people were at the playground?
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happyboiz
Jan 26, 2021
0
538
8
Calc Help
Im having some difficulty with these question, I do kinda know where to start but Im just missing something
1. For positive integer n, represent it in terms of n, x, and I(n-1)
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Guest
Jan 26, 2021
0
315
1
answer this please ty :)
For what value of $n$ are $\left(\dfrac{1}{9}\right)^{-3}$ and $9^n$ equal?
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Guest
Jan 26, 2021
0
358
1
Please answer!!!
Please tell me what is For what value of $n$ are $\left(\dfrac{1}{9}\right)^{-3}$ and $9^n$ equal?
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Guest
Jan 26, 2021
-1
483
2
Halp!
Let $\omega$ be a complex number such that $|\omega| = 1,$ and the equation \[z^2 + z + \omega = 0\]has a pure imaginary root $z.$ Find $\omega + \overline{\omega}.$
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Guest
Jan 26, 2021
0
687
11
help geo
Two tangents to a circle with center $O$ meet at $A$ and extent an angle of $50^\circ$. Another tangent to the circle intersects the two tangents at $B$ and $C$. If $\angle BOC = x^\circ$, find $x$.
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Guest
Jan 26, 2021
0
489
2
Someone asked this a while ago, but no answer was posted.
In right triangle , and . Let and be points on hypotenuse , as shown below, such that . Show that
Previously posted here.
jugoslav
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Guest
Jan 26, 2021
0
378
1
helllllp plyz
when mom camse bak from work shy was eangry of karson. : karson eat 25% = 18 glases of honey of the winters supply of honey 1 howe many glasses of honey did mom make
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Guest
Jan 26, 2021
0
410
1
algebra question
If A and B are taps that fill a tank in 36 and 48 minute respectively. Both taps were to be opened, however after x minutes B was switched off. If the tank was completely filled 24 minutes after both taps were opened, then find x.
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Guest
Jan 26, 2021
0
555
2
help
Problem During a recent rainstorm, 888 centimeters of rain fell in Dubaku's hometown, and 2.362.362, point, 36 centimeters of rain fell in Elliot's hometown. During the same storm, 15.1915.1915, point, 19 centimeters of snow fell in Alperen's hometown.
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Guest
Jan 26, 2021
0
740
4
+208
the other questions he is confused on in math
1.Translate the following verbal statement into an algebraic equation and then solve:
The sum of two times a number and five is eight more than the number.
2.You are choosing between two different cell phone plans.
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monkeyree1124
Jan 26, 2021
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425
4
math
if the length of a board is 2 1/2 feet, what is the length of 20 boards?
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Guest
Jan 26, 2021
0
415
2
math
if measuring tape weighs 3 2/3 pounds, what is the weight of 12 measuring tapes?
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Guest
Jan 26, 2021
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261
0
need help on this
BCDF is a rectangle. Triangle ABE has an area of 2 cm^2. Triangle BEF has an area of 3 cm^2.
Find the area of the blue region, in cm^2.
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Guest
Jan 26, 2021
0
636
4
+208
math help my cousin needs help with these questions
1. A pre-paid cell phone company charges $13.35 as a monthly access fee and $0.18 per minute of calling time.
What will the monthly cost be if you make 151 minutes of calls this month?
NOTE: Round to two decimal places
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monkeyree1124
Jan 26, 2021
0
481
1
Help :D
The sum of a whole number and the next four consecutive whole numbers is 105. Find the result when the mean of the numbers is subtracted from the median of the numbers. Thanks - Miggy
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Guest
Jan 26, 2021
0
477
1
+113
Can Somebody Please help me Solve the following system of equations using elimination.
Solve the following system of equations using elimination.
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joeman365
Jan 26, 2021
0
307
1
math
if a basketball coach had $800 for his team. He spent 1/4 of the team's money to buy 2 basketballs and 1/2 of the money to buy uniforms, what fraction of the money did he coach: A) spend: B)have left: C)how much money did the coach spend:
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Guest
Jan 26, 2021
+3
480
2
+81
Help? Plez?
Five couples were at a party. If each person shook hands exactly once with everyone else except his/her spouse, how many handshakes were exchanged? (Note: One obviously doesn't shake hands with oneself.)
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Leafie
Jan 26, 2021
+1
275
0
precalc
If we are given that BC = 1, AC = 4 and $\cos( \alpha + \beta) = \frac 45$, find the value of $\sin( \alpha)$.
Guest
Jan 26, 2021
+1
460
1
+113
Can somebody please help me? Solve the following system of equations using substitution.
Solve the following system of equations using substitution.
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joeman365
Jan 26, 2021
0
438
3
quadratic
The equation y = -6t^2 + 83t describes the height (in feet) of a projectile seconds after it is launched from the surface of Mars at 83 feet per second. In how many seconds will the projectile first reach 77 feet in height? Express your answer as a decimal
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Guest
Jan 26, 2021
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