Answer:
b
Step-by-step explanation:
Answer:
20
Step-by-step explanation:
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Answer:
z / 7
Step-by-step explanation:
C = O / H
O = z
H = 7
B is 747.7 ..................
Answer:
4x-10
Step-by-step explanation:
Multiply both by 2, 2x times 2 is 4x, and 5 times 2 is 10, so it becomes 4x-10.
