Answer:
6m^10?
Step-by-step explanation:
3/x=15/40
solve for x
multiply both sides by x
3=15x/40
multiply both sides by 40
120=15x
dvide both sdies by 15
8=x
the answer is 8
or you could simplifyy 15/40 to get 3/8
Answer: if this is a triangle, then all triangles add up to 180 degrees. I dont know if this helps... sorry
Step-by-step explanation: