Answer:
Sophia is 17 years old. Sophia's brother is 11 years old.
Step-by-step explanation:
Answer:
x=7
Step-by-step explanation:
Equate the angles 7x-7 and 4x+14 and solve:
7x-7 = 4x+14
7x-4x = 14+7
3x = 21
x = 7
Answer:
3x -4y = 30
Step-by-step explanation:
Multiply the given equation by the least common denominator of the fractions, 6.
... (1/2x)·6 -(2/3y)·6 = 5·6
... 3x -4y = 30 . . . . . . simplify
14/3 or 4.6667
Hope this helps, Good luck on the assignment.
Answer:
Approximately $255
Step-by-step explanation:
If we need to find how much money Mario had before he spent money, we would have to add the prices that he spent to 14.35.
≈ 255
Mario should of started out with $254.83 in his wallet.
