Three-hundred and nine million, ninety-nine thousand, nine-hundred and ninety
Answer:
$35.93
Step-by-step explanation:
15% of 39.50= 33.58
7% of 33.58= 35.93
Answer:
The first equation can be multiplied by 3 and the second equation by 2.
Step-by-step explanation:
Given


Required
How to eliminate x
To eliminate x using addition, we have to do the following;
1. Take the coefficient of x in equation 1; Coefficient = 2
2. Take the coefficient of x in equation 2; Coefficient = -3
3. Multiply equation 1 by 3


4. Multiply equation 2 by 2


5. Add both resulting equations
+ 


Notice that x has been eliminated;
Jennys hight is 30, (33-3)