The third one because within the parantheses you have x^2y for both terms which makes them like terms
Answer:
192in^3
Step-by-step explanation:
Just multiply all of the dimensions: 2in x 8in x 12in ---> 192in^3
Answer:
-5
Step-by-step explanation:
x=? Y=x+3 ; y=-2
replace -2 with Y
-2 = x + 3
Then subtract 3 from both sides
-2 = x + 3
-3 -3
Then the positive and negative 3 cancels out leaving only
-5 = x
4 x 300 = 1200
0.58 x 90 = 52.2
1200 + 52.2 = 1252.2