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Levart [38]
3 years ago
7

When it comes to finding the common denominator, do I add or subtract it to the denominator ​

Mathematics
2 answers:
MArishka [77]3 years ago
6 0

Answer:

when you find the common denominators you find the LCM.

Step-by-step explanation:

Aloiza [94]3 years ago
5 0

Answer: Subtract

Step-by-step explanation: Make your denominator equal using the concept of LCM, then subtract the numerators accordingly. Rewrite each fraction to its equivilent fraction with a denominator equal to the LCM=30, then you need to subtract the numberators, but make sure to reduce your answer to the lowest possible term. I hope this helps.

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Find the value of x please!!!
pav-90 [236]

Answer:

your answer is 20 because you subtract 110 by 90 because that is a right angles and all right angles are 90 degrees.

Step-by-step explanation:

4 0
3 years ago
X -5x -14=0 quadratic formula
Oksanka [162]
No its a negitive number one x minus five x's equal -14
8 0
2 years ago
Please help thanks!!!
tankabanditka [31]

Answer:

30 or 780 is your answer for the first one. i dont know how to work out the answer for the 2 one im sorry :(

Step-by-step explanation:

13+12+5 = 30

13 x 12 x 5 = 780

I would go for 780

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5 0
3 years ago
If anyone can solve this quickly I will give brainly
Nataly [62]

Answer:

m∠BFE  = 171º

BE = 219º

Step-by-step explanation:

∠BFE is supplementary to ∠EFC

m∠BFE  = 180 - 9

m∠BFE  = 171º

--------------------------

The angle between two chords is equal to half the sum of the intercepted arcs:

∠BFE = (DC + BE)2

171 = (123 + BE)/2

342 = 123 + BE

219º = BE

6 0
3 years ago
Johnny has a job that pays $6 per hour plus tips. If Johnny worked 5 hours and made $45, write an equation in point-slope form t
stepladder [879]

Answer:

6*5=30

45-30=15

he made 15$ in tips.

6 0
3 years ago
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