Step 1: Find the value of one variable in terms of the other.

Step 2: Substitute the value you just found for this variable in the other equation.

Step 3: Use your new value for the second variable to find the first.

Now that we know the values for a and b we can find the value of 4a+b.
Step-by-step explanation:
All the edges of a cube have the same length, and the volume of a cube is the length of an edge taken to the third power. So the length of the edge of a cube with a volume of 125 is 5.
Answer:
4
Step-by-step explanation:
3n-2-n=6
2n-2=6
2n=8
n=4
10/19. 40/4=10, and 56/4=19. therefore the answer is 10/19.