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iVinArrow [24]
3 years ago
12

Help me prove this trig identity

Mathematics
1 answer:
alexdok [17]3 years ago
3 0
Hello here is a solution:

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Write the equation for the line in the graph in y=mx+b form.
babunello [35]
The answer is number 3. y=(-2/3)x +5
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10 - 5 2/3 = ? i need this for math
Katarina [22]

Answer:

4 1/3

Step-by-step explanation:

10 - 5 2/3

30/3 - 17/3 = 13/3 = 4 1/3

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3 years ago
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Evaluate the<br> expression below when<br> a= -5 and b= 2<br> 0.5a - 2b
mario62 [17]

Answer:

Step-by-step explanation:

0.5(-5) - 2(2)

= -0.25 - 4

= -4.25

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3 years ago
A lawn is 4m longer than it is wide. The total area of the lawn is 30 metres squared. What is its perimeter? Give your answer to
polet [3.4K]

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7.5

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2 years ago
Evaluate 18y when y<br> = 2/3
irina1246 [14]

Answer:

12

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>

18y

y = 2/3

<u>Step 2: Evaluate</u>

  1. Substitute in <em>y</em>:                    18(2/3)
  2. Multiply:                               12
6 0
3 years ago
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