Answer:
z=3 because in the 2(z+3) is like (z+2)+(z+6)
Answer:
A, C, D
Step-by-step explanation:
A, C, D
Answer:
-6
Step-by-step explanation:
Answer:
(9.5k + 12.7m -0.4n) cm
Step-by-step explanation:
(5.9k+9.3m) + (3.6k−3.9n) + (3.5n+3.4m) = 9.5k + 12.7m -0.4n