Answer:
12 1/2
Step-by-step explanation:
Answer:
您能再解釋一下嗎,謝謝
Step-by-step explanation:
1cm = 10mm
15.24cm x 10 = 152.4mm
Hope this helps!!!
For this case we have the following system of two equations with two unknowns:

Adding both equations we have to eliminate the variable "x":

Adding common terms, keeping in mind that different signs are subtracted and the sign of the major is placed:

Answer:

Option A