Answer:
240 more girls
Step-by-step explanation:
210 + 160 = 370
100 + 30 = 130
370 - 130 = 240
Common factor because its used more than once so its common
Answer:
a 3x-7=12x
Step-by-step explanation:
=6.33333333
Answer:4818
Step-by-step explanation:7785-12603=4818
Answer:
k = -3
Step-by-step explanation:
-7(2 + k) = 7
Divide both sides by (-7)
2 + k = 7/-7
2 + k = -1
Subtract 2 form both sides
k = -1 - 2
k = -3