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Mathematics 8 Online
OpenStudy (anonymous):

Add and simplify. (x/4)+ (x/6) +(x/8) =1

OpenStudy (muzzack):

Step by step solution :

OpenStudy (muzzack):

Step 1 : x x Simplify — + — 4 6

OpenStudy (anonymous):

Simplify each parenthesis.

OpenStudy (muzzack):

Calculating the Least Common Multiplier : Find the Least Common Multiple (L.C.M) The left denominator is : 4 The right denominator is : 6 Factor the left and right denominators, counting the number of times each factor appears :

OpenStudy (muzzack):

So the Least Common Multiple is 12

OpenStudy (muzzack):

Then Calculate multipliers for the two fractions L.C.M L. Multiplier = —————————————— = 3 L. Denominator L.C.M R. Multiplier = —————————————— = 2 R. Denominator

OpenStudy (muzzack):

Rewrite the two fractions into equivalent fractions Two fractions are called equivalent if they have the same numeric value. For example : 1/2 and 2/4 are equivalent, y/(y+1)2 and (y2+y)/(y+1)3 are equivalent as well. To calculate equivalent fraction , multiply the Numerator of each fraction, by its respective Multiplier.

OpenStudy (muzzack):

L. Mult. • L. Num. x • 3 —————————————————— = ————— L.C.M 12 R. Mult. • R. Num. x • 2 —————————————————— = ————— L.C.M 12

OpenStudy (muzzack):

Adding up the two equivalent fractions Add the two equivalent fractions which now have a common denominator Combine the numerators together, put the sum or difference over the common denominator then reduce to lowest terms if possible: x • 3 + x • 2 5x ————————————— = —— 12 12

OpenStudy (muzzack):

Equation at the end of step 1 : 5x x (—— + —) - 1 = 0 12 8 Step 2 : 5x x Simplify —— + — 12 8

OpenStudy (muzzack):

are you understanding>

OpenStudy (muzzack):

after that Find the Least Common Multiple (L.C.M) The left denominator is : 12 The right denominator is : 8

OpenStudy (muzzack):

Least Common Multiple: 24

OpenStudy (anonymous):

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