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Burka [1]
3 years ago
12

A=5b=6a+b+7=__1A 182B 173 C 15​

Mathematics
2 answers:
sladkih [1.3K]3 years ago
6 0

Answer:

18

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

Step-by-step explanation:

<u>Step 1: Define</u>

a + b + 7

a = 5

b = 6

<u>Step 2: Evaluate</u>

  1. Substitute:                    5 + 6 + 7
  2. Add:                              11 + 7
  3. Add:                              18
dalvyx [7]3 years ago
4 0

Answer: 18

Step-by-step explanation: 5+6+7=18

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Solve 4^x-5 = 6 for x using the change of base formula log base b of y equals log y over log b
Ronch [10]

Answer:

4^x-5=6 gives the solution x=\frac{\log(11)}{\log(4)}.

4^{x-5}=6 gives the solution x=\frac{\log(6)}{\log(4)}+5.

Step-by-step explanation:

I will solve both interpretations.

If we assume the equation is 4^{x}-5=6, then the following is the process:

4^x-5=6

Add 5 on both sides:

4^x=6+5

Simplify:

4^x=11

Now write an equivalent logarithm form:

\log_4(11)=x

x=\log_4(11)

Now using the change of base:

x=\frac{\log(11)}{\log(4)}.

If we assume the equation is 4^{x-5}=6, then we use the following process:

4^{x-5}=6

Write an equivalent logarithm form:

\log_4(6)=x-5

x-5=\log_4(6)

Add 5 on both sides:

x=\log_4(6)+5

Use change of base formula:

x=\frac{\log(6)}{\log(4)}+5

6 0
3 years ago
How the bloody hell do I answer these? Please explain how you did it.
prohojiy [21]
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How to find range of stem and leaf chart
strojnjashka [21]

Answer:

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Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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