Answer:

Step-by-step explanation:




Basically, you need to add a number to both sides so that you can reduce the left side to a square. In this case, you add 4.
Answer:
Step-by-step explanation:
would help but dont know russian. your on your own.
Answer:
$245
Step-by-step explanation:
350× 0.30 = 105 dollars off
350-105 = 245
40*60=2400
1/2 of 2400
=1200
Answer:
Equation B
Step-by-step explanation:
Equation B because:
it is 7x + 3
so for the first one, it's 7 + 3
the second one is 14 + 3
the third one is 21 + 3
the fourth one is 28 + 3
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