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➷ 3.5 + x = 7
We need to isolate x
Subtract 3.5 from both sides:
x = 3.5
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Answer:

Step-by-step explanation:
Use the distributive property.


We will get 
Hope this helps!
Answer:
35.733
Step-by-step explanation:
have a common denominator then do the math
Answer:
jdjkajd
Step-by-step explanation:
jdjdhs
Answer:
first one linear
second one quadratic
linear
Step-by-step explanation: