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irinina [24]
2 years ago
10

Help me with an answer i'm bad doing maths​

Mathematics
2 answers:
kow [346]2 years ago
7 0

Answer:

3(x+5)=3x+a

3x+15=3x+a

a=3x-3x+15

<em>a=+15</em> ........ans

levacccp [35]2 years ago
6 0

Answer:

3(x+5)≡3x +a

3x + 15≡ 3x +a ⇒ a=15

I hope you understood!

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