gia is thinking of an number which she calls n she adds 4 to the number and then doubleswhat is gia's final number if her starti
1 answer:
You might be interested in
Answer:
The length of each red rod is 10 cm and the length of each blue rod is 14 cm
Step-by-step explanation:
Let
x ----> the length of each red rod in centimeters
y ----> the length of each blue rod in centimeters
we know that
----> equation A
----> equation B
Solve the system by graphing
Remember that the solution of the system of equations is the intersection point both graphs
using a graphing tool
The solution is the point (10,14)
see the attached figure
therefore
The length of each red rod is 10 cm and the length of each blue rod is 14 cm
First add 5 to right side
Next , to cancel the 7, you need to multiply by 7 on both sides
Next , to cancel the 7, you need to multiply by 7 on both sides