1) In order to add or subtract fractions denominator must be equal

Lcm of denominator is 4×5=20 since they are co primes

Now the denominator becomes same

2)

Lcm =8


3)
We just need to add the fractions

Lcm=12


hope it helps :)
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Answer:
what's the angle
Step-by-step explanation:
it's not induded
Step 1: Add 3x to both sides.d−3x+3x=−9+3xd=3x−9 = ANSWER
Can you possibly help me on my recent question?
The domain is talking about the "range" of the horizontal axis therefore you will be focusing on the x-intercepts.
The answer will be All non-negative real numbers less than or equal to 18
because the x-intercepts lies at 0 and 18. The answer makes sense because the furthest you can go is 18 ft and the closest you could go is 0 ft. The "all non-negative real numbers" puts a restriction on the least distance it could travel so that means that it stops at 0 ft because if you go any further, you will end up in the negatives and it clearly states "non-negative".
Step-by-step explanation: