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aleksandrvk [35]
3 years ago
9

the equation 2x-7=5+x has exactly one solution true or false ? if false , what is the counter example?

Mathematics
1 answer:
g100num [7]3 years ago
5 0
Decide whether the statement is true or false. If false, provide a counterexample. 1. The equation 2x - 7 = 5 + x has exactly one solution TRUE 2. If x^2 = 16, then x must equal 8 or -8 TRUE 3. February 14 is Valentine's Day TRUE 4. If you visisted the Statue of Liberty, then you've been to New York TRUE 5. A point may lie on at most two lines FALSE A point may lie on more than zero to an infinite number of lines. Write the converse and contropositive of each statement. 6. If you like tennis, then you play on the tennis team FALSE You don't have to. Haha. 7. If x is odd, then 2x is even TRUE 8. If m

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telo118 [61]

Answer:

(0, -1)

Step-by-step explanation:

x becomes x - 6, so subtract 6 from the x-coordinate.

y becomes y - 1, so subtract 1 from the y-coordinate.

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7 0
3 years ago
Use the graph below to determine a1 and d for the sequence. graphed sequence showing point 1, negative 10, point 2, negative 7,
Sonja [21]

Answer:

a_1=-10

d=3

Step-by-step explanation:

we know that                              

In an <u><em>Arithmetic Sequence</em></u> the difference between one term and the next is a constant, and this constant is called the common difference (d)

In this problem we have the ordered pairs

(1,-10),(2,-7),(3,-4),(4,-1),(5,2),(6,5)                      

Let                                          

a_1=-10\\a_2=-7\\a_3=-4\\a_4=-1\\a_5=2\\a_6=5

Find the difference between one term and the next

a_2-a_1=-7-(-10)=3              

a_3-a_2=-4-(-7)=3                  

a_4-a_3=-1-(-4)=3                        

a_5-a_4=2-(-1)=3                              

a_6-a_5=5-2=3                                                        

The difference between one term and the next is a constant        

This constant is the common difference                  

so                                                                                                                                  

The sequence graphed is an Arithmetic Sequence                    

therefore                                                                                    

The first term is a_1=-10                                    

The common difference is equal to d=3          

4 0
3 years ago
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