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 Depdendent Variable

 Number of equations to solve: 23456789
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 Dependent Variable

 Number of inequalities to solve: 23456789
 Ineq. #1:
 Ineq. #2:

 Ineq. #3:

 Ineq. #4:

 Ineq. #5:

 Ineq. #6:

 Ineq. #7:

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 Ineq. #9:

 Solve for:

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BEDMAS & fractions

Order of Operations

o Why is order important in mathematics?

To keep answers the same from person to person

o BEDMAS

• Brackets inside out
• Exponents
• Division
• Multiplication
• Subtraction

Â· Multiplying fractions

o If they are proper fractions convert to improper fractions

o Multiply the numerator by numerator and denominator by denominator

o Reduce the fraction and convert to a mixed (proper)

Â· Dividing fractions

o Convert to improper fractions

o Invert and multiply

o Reduce and convert

o

o Convert to improper fraction

o Find the lowest common denominator if not immediate multiply together both num and dem need to be multiplied by the same number(like multiplying by 1) must be done to both sides (with different values)

o Add and subtract on the numerator only!!!

o Reduce and convert

Â· Fractions and cross multiplying

o Some times we are asked to solve an unknown when dealing with fractions

o If there are two fractions and one equal sign we can use cross multiplication