Answer:
x = 3
Step-by-step explanation:
3x + 3 = 12
Subtract 3 from both sides
3x = 9
Divide both sides by 3
x = 3
Answer:
49 inches
Step-by-step explanation:
Write and solve an equation of ratios, as follows:
7 inches x
-------------- = -----------------
8 inches 56 inches
Then (8 ")x = (7 ")(56 "), and
x = 392/8 inches = 49 inches.
The actual width of the helicopter is 49 inches.
Answer:
The societies gained the most was east asia because they helped eachother the mongols kept them safe. The mongols helped keep the trade routes safe and buliding the silk road. Western europe was the one that gained the least because mongols took over and it was never the same after that.
Step-by-step explanation:
Let m = number of men.
Let w = number of women.
The statement says that women and men get both a haircut and shampoo.
Income = number of men*(price of haircut and price shampoo) + number of women*(price of haircut and price of shampoo)
Or
m($15 + $7) + w($45 + $12)
Which leads to:
22m + 57w
Hope this helps!