The greatest common factor is 3x². The rest doesn't factor.
21x³y² -3x²y +75x⁴ = 3x²(7xy² -y +25x²)
Answer:
2nd option is correct
Step-by-step explanation:
x +2y=14
2y = -x + 14
y= -x/2 +7
Answer:
Hi! The answer to your question is 1. 
and 2. 
Step-by-step explanation:
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If you subtract 16 on both sides... x will be alone. Therefore 51-16=35
x=35 (B)
Answer:
For the first one, it is 1150. For the second one, it is 2460.
Step-by-step explanation:
Think of 23 x 50 as (20 x 50) + (3 x 50).
20 x 50 is 1000. 3 x 50 is 150. 1000 + 150 is 1150.
Think of 30 x 82 as (30 x 80) + (30 x 2)
30 x 80 is 2400. 30 x 2 is 60. 2400+60 is 2460.
