Answer:
Richard got $30
Step-by-step explanation:
To find how much money Richard got, use cross multiplication:

5x = 150
x = 30
Richard got $30.
Answer:
5 * 2 + 6 * 5
Step-by-step explanation:
Distributive Property.
Answer:
The number is 62
Step-by-step explanation:
Let the digits of the number be T and U;
A 2 digit number is represented as: 10T + U
So,


Required
Find the digit
Make U the subject in the first equation

Substitute 8 - T for U in the second




Collect Like Terms






Recall that:



<em>Hence, the number is 62</em>