Answer:
x1 = -4; x2 = 10
Step-by-step explanation:
1) Expand the module as two separate equations:
x - 3 = 7
x - 3 = -7
2) Solve the equations:
x = 10
x = -4
=> x1 = -4; x2 = 10
12.5 on left side and right side is 20.5 and 17.5
Just put them on the other side that the number is on.
A= X,B
B= L,G
C= M,W
The total number of combinations is 12
2112 Steps
12 two times or 4 eight times
