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djyliett [7]
3 years ago
9

Math question, need help

Mathematics
2 answers:
AleksandrR [38]3 years ago
5 0

Answer:

\boxed{\red{2x - 1 = 5x - 14}}

First answer is correct.

Step-by-step explanation:

we know that,

{x}^{a}  =  {x}^{b}

a = b

So, according to that,

{5}^{(2x - 1)}  =  {5}^{(5x - 14)}

Therefore,

2x - 1 = 5x - 14

Iteru [2.4K]3 years ago
3 0

In general, if we have x^a=x^b, then a=b. Thus, the first answer choice is correct.

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Step-by-step explanation:

A sum is the answer of an addition problem

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GalinKa [24]
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3 years ago
Read 2 more answers
One way to divide decimal numbers is to use an equivalent expression.
Umnica [9.8K]

Answer:

<h2><u>10</u></h2><h2><u>4</u></h2>

Step-by-step explanation:

To determine how much a decimal was multiplied, you need to find how many places the decimal moved.

In this case we can see the decimal moved once. How many times the decimal moved can be represented by the zeros in the number. So 10 = 1

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So since the decimal moved 1 time, the answer to question one is 10

Now question 2.

Both 8.4 ÷ 2.1 and 84 ÷ 21 will give the exact same answer. It is just easier to solve. So solve which one is easier for you. I did 84 ÷ 21.

84 ÷ 21 = 4

We can verify our answer by multiplying the the divisor by the quotient

21 * 4 = 84

So 4 is the answer to question 2

6 0
3 years ago
How many different lock combinations are possible on a bike lock with 4 rotating discs that go from 0-9
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levacccp [35]

\frac{3}{5}  -  \frac{1}{4}  =  \frac{7}{20}
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