-2+7=5
5+7=12
12+7=19 so,
7n-9
Answer:
100
Step-by-step explanation:
To complete the square, you have to add ()² to each side.
So, -20 divided by 2 is -10. -10 squared is 100, so add 100 to both sides of the equation to complete the square.
Answer:
57.5 mi
Step-by-step explanation:
1 in = 5 mi
11.5 × 5 = 57.5 mi
Answer:
30 Bags
Step-by-step explanation:
If Tori were to separate her 6 pound bags of sugar into bags of 1/5 pounds, she'd have 5 bags per pound of sugar. multiply 5 by 6 and you get 30.
Answer:
450 - 30x
Step-by-step explanation:
Lourdes reads 30 pages in one day
Total pages in book = 450
The number of days is x.
Lourdes reads in x days = number of pages read in one day x number of days
= 30 x
Number of pages left after x days = 450 - 30x
Thus, the number of pages left after x days is 450 - 30 x .