2 years ago

PLEASE HELP ASAP WILL GIVE BRAINLIEST IF CORRECT what is 15x + 21x/2??

Mathematics

2 answers:

kakasveta [241]2 years ago

8 0

Answer:

51x/2

Step-by-step explanation:

Add it like a normal fraction equation

Have them both with the same denominator of 2

30/2 + 21/2

Add the numerators

51/2

Now put the x into the numerator since it started as in the numerator

Answer: 51x/2

Hope this helps!

Luda [366]2 years ago

3 0

Answer:

25.5x

Step-by-step explanation:

Simply convert the fraction into a decimal and add.

21/2x = 10.5x

10.5x + 15x = 25.5x

If you want to keep it in fraction form, 15 is 30/2, so,

30x/2 + 21x/2 = 51x/2

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