Answer:
-3x - 7 is the furthest it can be simplified
Step-by-step explanation:
We have (x + y)² = (x + y)(x + y) = x² + 2xy + y².
Let x be 3a and y be 2.5b.
Therefore (3a + 2.5b)²
= (3a)² + 2(3a)(2.5b) + (2.5b)²
= 9a² + 15ab + 6.25b².
Hence the '*' sign should be replaced with 15ab.
Answer:
$160 was the total to the 4 hour job. Correct me if I'm wrong.
Step-by-step explanation:
x=10
y=40
Answer:
45 fish this year
Step-by-step explanation:
60 x .25 = 15
60 - 15 = 45