Answer:
x = 1.25 represented the price of the snacks which Hannah buys each day .
Step-by-step explanation:
As given
Hannah spends $4.50 each day to buy lunch at her school.
After school each day, she buys the same snack.
Hannah spends $28.75 for lunch and snacks each week.
The equation and solution model the situation. 5(4.50 + x) = 28.75 : x = 1.25
Here x = 1.25 represented the price of same snack which Hannah buys each day .
Therefore x = 1.25 represented the price of the snacks .
The difference of 10 and u is 10-u. The difference is subtraction.
Answer:
It is necessary four parameters.
Step-by-step explanation:
Since the augmented matrix of the consistent system has rank equal to three then the number of free variables is (number of unknows)-rank then there are 7-3=4 free variables. This means that are necessary four parameter to specify all solutions.
Answer:
A
Step-by-step explanation:
Answer:
Angle J and Angle U is fix