2x - 6y + 3x² + 7y - 14y = 3x² + (2x - 14x) + (-6y + 7y) = 3x² - 12x + y
Answer:
54.4
Step-by-step explanation:
306 cause 2448divided by 8
7/10,.72,75%,4/5,.9 hope this helped
B, 8 to 11 because general number of marbles is 8+3=11 and only 8 of all are white)
