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All Questions
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155875 Questions
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240
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I'm confused on which one I should take first after applying the distributive property? and I really want to master how these things are don
An equation is shown below:
4(2x - 5) + 15 = 11
Write the steps you will use to solve the equation and explain each step.
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HiylinLink
Feb 23, 2019
+2
125
2
Plz Help HW
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Guest
Feb 23, 2019
+2
222
7
+429
Might be one of the last one's I have trouble doing these in diffrent circumstances
What is the value of s in the equation 4(2s − 1) = 7s + 12? What do I do when I have like terms on both sides of the equation?
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HiylinLink
Feb 23, 2019
+1
125
3
+123
What is the house worth now?
A house purchased for $226,000 has lost 3% of its value each year for the past 5 years.
What is the house worth now?
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Marss
Feb 23, 2019
+1
118
2
+123
How many will be present at 8pm?
a.
The number of bacteria present in a colony is 180 at 12 noon. The bacteria grows at a rate of 23% per hour.
How many will be present at 8pm?
read more ..
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Marss
Feb 23, 2019
+1
188
1
+123
I need help with solving the equations please.
Solve the following exponential equations:
c. (4)^x-3 = 1/16
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Marss
Feb 23, 2019
0
178
1
+645
help pls with these questions
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cerenetie
Feb 23, 2019
0
262
2
+645
1.What are the coordinates of the hole in the graph of the function f(x) ?
1.What are the coordinates of the hole in the graph of the function f(x) ?
read more ..
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cerenetie
Feb 23, 2019
0
171
1
+123
what are the solutions in the interval: 0 <= θ <= 2pi
8. Solve each of the following trigonometric equations and find all solutions in the interval
b. sin x + sqrt2 = -sin x
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Marss
Feb 23, 2019
0
138
3
Binomial Distributions
Suppose that the prevalence of a certain type of tree allergy is 0.42 in the general population. If 100 people randomly chosen from this population are tested for this allergy, what is the probability that exactly 42 of them will have this allergy? Please
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Guest
Feb 23, 2019
0
223
1
+123
what is the exact value of tan- 13pi/6
what is the exact value of tan- 13pi/6
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Marss
Feb 23, 2019
0
121
2
Please help!
Six coins look identical, but one of them is known to be heavier than the rest. Using a balance scale, what is the least amount number of weighings required to identify the heavy coin?
please help!!! thank you in advance!!!
I think that
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Guest
Feb 23, 2019
0
115
1
Please help!
What is the sum of all two-digit positive integers that are increased by 75% when their digits are reversed?
please include an explanation because I am very confused.
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Guest
Feb 23, 2019
0
168
2
What are the equations?
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Guest
Feb 23, 2019
0
310
1
A 10-meter telephone pole casts a 17-meter shadow directly down a slope when the angle of elevation of the sun is 42o (see figure). Find θ,
A 10-meter telephone pole casts a 17-meter shadow directly down a slope when the angle of elevation of the sun is 42o (see figure). Find θ, the angle of elevation of the ground (to the nearest tenth of a degree). (A calculator
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Guest
Feb 23, 2019
0
168
5
Please help!
An equilateral triangle has side length 8. Find its area. Simplify your answer to the lowest terms.
The answers are:
A) 4
B) 4sqrt3
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Guest
Feb 23, 2019
0
129
1
sec(-46\deg 6'12') find the decimal value
sec(-46\deg 6'12") find the decimal value
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Guest
Feb 23, 2019
0
182
3
help plz
Express as a mixed number:
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Guest
Feb 23, 2019
0
132
1
Is there no solution?
Solve the following logarithm below:
log_6 (-5r - 2) = log_6 ( r - 4)
there is no solution to this?
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Guest
Feb 23, 2019
0
220
5
+200
Digit Problems
1. The faces of a standard die are numbered 1, 2, 3, 4, 5, and 6 such that the sum of the numbers on any two opposite faces is 7. Tia writes one number on each vertex of the die such that the number on each face of the die is the greatest common divisor
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sudsw12
Feb 23, 2019
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