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Step 1 -

[ distributive property ]
Step 2 -


Answered by : ❝ AǫᴜᴀWɪᴢ ❞
Hello
x
x +5
x + 7
x + x + 5 + x + 7 = 21
3 x = 21 - 12
3 x = 9
x = 3
3 , 5 et 7 pouces
Answer:
33
Step-by-step explanation:
The answer is a=6, b=4, and 0=3 you can always try to find the answer in google though
Hope that helped
Answer:
im in online school
Step-by-step explanation: