The solution to the equation r + 11 + 8r = 29 is r = 2.
Given the equation in the question:
r + 11 + 8r = 29
To solve the equation r + 11 + 8r = 29, first, collect and combine the x terms on one side of the equation and the constant terms on the other side:
r + 11 + 8r = 29
Collect and add like terms:
r + 8r + 11 = 29
9r + 11 = 29
Subtract 11 from both sides of the equation:
9r + 11 - 11 = 29 - 11
9r = 29 - 11
9r = 18
Isolate r by dividing both sides by 9:
r = 18/9
r = 2
Therefore, the value of r is 2.
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Answer:
9 1/6
Step-by-step explanation:
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Answer:
2 years and 6 months
Step-by-step explanation:
4000 * 0.02 = 80
80 * 2.5 = 200
Answer:
2.5 years
Step-by-step explanation:
just did the math :)
The vertex of the function is (–3, –13).
The axis of symmetry for the function is x = 3.
The graph increases over the interval (–3, infinity symbol).
The function does not cross the x-axis.
Find the vertex of the parabola given by the formula :
1. As you can see this vertex form differ from the vertex form in option A, then A is incorrect.
2. When x=-3, f(-3)=-13 and the vertex has coordinates (-3,-13) - option B is true.
3. From the attached graph you can see that the axe of symmetry is line x=-3 that passes through the vertex. This means that choice C is incorrect.
4. From the attached graph you can see that the function is increasing for x>-3 and decreasing for x<-3. Option D is correct.
5. The graph intersects x-axis at two points (see attached diagram). Option E is incorrect.
It is clear from the information given that Both Options B and Option D are correct. While options A and C are incorrect.
The set of all points in the plane of the form (x, f(x)) is known as the graph of a function f(x).
In order words, it is the collection of all ordered pairs of the function. Examples of real-life applications of GraphFunctions are:
Learn more about the Graph of a Function at:
Explain answer